Q: Is 121,138 a Prime Number?
A: No, 121,138 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 121138 can be evenly divided by 1 2 37 74 1,637 3,274 60,569 and 121,138, with no remainder.
Since 121,138 cannot be divided by just 1 and 121,138, it is not a prime number.