Q: Is 157,457 a Prime Number?
A: Yes, 157,457 is a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 157457 can be evenly divided by 1 and 157,457, with no remainder.
Since 157,457 can be divided by just 1 and 157,457, it is a prime number.