10/28/2013 at 11:00 AM EDT
doesn't mind being single these days ... because music is her sweetheart.
"I need to treat my music like a relationship – give it my time and all the attention it deserves – that's my main love right now," the singer, 20, tells December's Cosmopolitan
, on sale Nov. 5.
"This is the best time of my life. I'm not going to look back on it and be like, 'I wish I hadn't been dwelling over a breakup,' you know?" she says of her split with Liam Hemsworth
And Cyrus is finding support from fellow musicians Kanye West
and Katy Perry
, whom she says can understand her experience when very few can.
"The support of other artists is important because there are not many people who can relate to what I'm going through right now. Kanye West is one of those people, and even Katy Perry has been so cool," she says.
"It's easy for Kanye to support me because we're totally separate lanes of competition, but for Katy to say that she appreciates what I'm really doing for the pop industry, that keeps you going. And I mean, who cares what the media buzz is if Kanye West is telling you that you're the s---?
"Even people who want to hate on me, they can't even shut down the fact that I'm literally what everyone is talking about," Cyrus says.