Q: Is 1,121,512 a Prime Number?
A: No, 1,121,512 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 1121512 can be evenly divided by 1 2 4 7 8 14 28 49 56 98 196 392 2,861 5,722 11,444 20,027 22,888 40,054 80,108 140,189 160,216 280,378 560,756 and 1,121,512, with no remainder.
Since 1,121,512 cannot be divided by just 1 and 1,121,512, it is not a prime number.