Q: Is 1,116,378 a Prime Number?
A: No, 1,116,378 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 1116378 can be evenly divided by 1 2 3 6 9 18 109 218 327 569 654 981 1,138 1,707 1,962 3,414 5,121 10,242 62,021 124,042 186,063 372,126 558,189 and 1,116,378, with no remainder.
Since 1,116,378 cannot be divided by just 1 and 1,116,378, it is not a prime number.