The only way to know this is to see a doctor.
Do you have any problems penetrating a partner? Without pain, it's probably not Peyronie's, but some can have it without pain.
A penile fracture is a medical emergency, and you might see dark bruising to the penis, pain, etc.
How curved is your penis?
You should see a doctor to make sure everything is okay, and there's nothing going on that could cause long term problems.
Let us know what happens.