Q: Is 1,121,536 a Prime Number?
A: No, 1,121,536 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 1121536 can be evenly divided by 1 2 4 8 13 16 26 32 52 64 104 128 208 256 337 416 674 832 1,348 1,664 2,696 3,328 4,381 5,392 8,762 10,784 17,524 21,568 35,048 43,136 70,096 86,272 140,192 280,384 560,768 and 1,121,536, with no remainder.
Since 1,121,536 cannot be divided by just 1 and 1,121,536, it is not a prime number.