Q: Is 1,209,637 a Prime Number?
A: No, 1,209,637 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 1209637 can be evenly divided by 1 11 13 121 143 769 1,573 8,459 9,997 93,049 109,967 and 1,209,637, with no remainder.
Since 1,209,637 cannot be divided by just 1 and 1,209,637, it is not a prime number.