Q: Is 1,121,787 a Prime Number?
A: No, 1,121,787 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 1121787 can be evenly divided by 1 3 9 124,643 373,929 and 1,121,787, with no remainder.
Since 1,121,787 cannot be divided by just 1 and 1,121,787, it is not a prime number.