Q: Is 157,997 a Prime Number?
A: No, 157,997 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 157997 can be evenly divided by 1 7 22,571 and 157,997, with no remainder.
Since 157,997 cannot be divided by just 1 and 157,997, it is not a prime number.