Q: Is 121,438 a Prime Number?
A: No, 121,438 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 121438 can be evenly divided by 1 2 60,719 and 121,438, with no remainder.
Since 121,438 cannot be divided by just 1 and 121,438, it is not a prime number.