Q: Is 1,121,913 a Prime Number?
A: No, 1,121,913 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 1121913 can be evenly divided by 1 3 9 13 39 43 117 129 223 387 559 669 1,677 2,007 2,899 5,031 8,697 9,589 26,091 28,767 86,301 124,657 373,971 and 1,121,913, with no remainder.
Since 1,121,913 cannot be divided by just 1 and 1,121,913, it is not a prime number.