Q: Is 133,478 a Prime Number?
A: No, 133,478 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 133478 can be evenly divided by 1 2 66,739 and 133,478, with no remainder.
Since 133,478 cannot be divided by just 1 and 133,478, it is not a prime number.