Q: Is 121,761 a Prime Number?
A: No, 121,761 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 121761 can be evenly divided by 1 3 9 83 163 249 489 747 1,467 13,529 40,587 and 121,761, with no remainder.
Since 121,761 cannot be divided by just 1 and 121,761, it is not a prime number.