Q: Is 1,121,516 a Prime Number?
A: No, 1,121,516 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 1121516 can be evenly divided by 1 2 4 11 22 44 71 142 284 359 718 781 1,436 1,562 3,124 3,949 7,898 15,796 25,489 50,978 101,956 280,379 560,758 and 1,121,516, with no remainder.
Since 1,121,516 cannot be divided by just 1 and 1,121,516, it is not a prime number.