Single mum advice??

I’m 18 turning 19 in June iv not long just found out I’m pregnant and the baby daddy is my ex of 2 years and we have been split up for 2 years iv told him I’m pregnant and he is in denial that it’s his(which I know it is his 100%) and he says he don’t want to be invold at all so any advice to help me out I’m kinda scared doing this without a father figure there !