Q: Is 1,123,790 a Prime Number?
A: No, 1,123,790 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 1123790 can be evenly divided by 1 2 5 10 109 218 545 1,031 1,090 2,062 5,155 10,310 112,379 224,758 561,895 and 1,123,790, with no remainder.
Since 1,123,790 cannot be divided by just 1 and 1,123,790, it is not a prime number.