Q: Is 143,123 a Prime Number?
A: No, 143,123 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 143123 can be evenly divided by 1 17 8,419 and 143,123, with no remainder.
Since 143,123 cannot be divided by just 1 and 143,123, it is not a prime number.