Q: Is 145,457 a Prime Number?
A: No, 145,457 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 145457 can be evenly divided by 1 13 67 167 871 2,171 11,189 and 145,457, with no remainder.
Since 145,457 cannot be divided by just 1 and 145,457, it is not a prime number.