Q: Is 121,089 a Prime Number?
A: No, 121,089 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 121089 can be evenly divided by 1 3 181 223 543 669 40,363 and 121,089, with no remainder.
Since 121,089 cannot be divided by just 1 and 121,089, it is not a prime number.