Solve this for me

I received this over text a few weeks back. Help me solve it:

I'm 11 letters long, my 1234 is an insect, 345 is food. My 5678 is a heavenly body. If you combine 1358, you'll get my 78910. My 91011 is your bestfriend. What am I?

I couldn't solve it. It's driving me nuts.