Q: Is 121,535 a Prime Number?
A: No, 121,535 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 121535 can be evenly divided by 1 5 109 223 545 1,115 24,307 and 121,535, with no remainder.
Since 121,535 cannot be divided by just 1 and 121,535, it is not a prime number.