Q: Is 121,745 a Prime Number?
A: No, 121,745 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 121745 can be evenly divided by 1 5 13 65 1,873 9,365 24,349 and 121,745, with no remainder.
Since 121,745 cannot be divided by just 1 and 121,745, it is not a prime number.