Q: Is 121,478 a Prime Number?
A: No, 121,478 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 121478 can be evenly divided by 1 2 7 14 8,677 17,354 60,739 and 121,478, with no remainder.
Since 121,478 cannot be divided by just 1 and 121,478, it is not a prime number.