Q: Is 121,723 a Prime Number?
A: No, 121,723 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 121723 can be evenly divided by 1 7 17,389 and 121,723, with no remainder.
Since 121,723 cannot be divided by just 1 and 121,723, it is not a prime number.