Q: Is 1,121,056 a Prime Number?
A: No, 1,121,056 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 1121056 can be evenly divided by 1 2 4 8 16 32 53 106 212 424 661 848 1,322 1,696 2,644 5,288 10,576 21,152 35,033 70,066 140,132 280,264 560,528 and 1,121,056, with no remainder.
Since 1,121,056 cannot be divided by just 1 and 1,121,056, it is not a prime number.