Q: Is 1,078,791 a Prime Number?
A: No, 1,078,791 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 1078791 can be evenly divided by 1 3 7 21 47 141 329 987 1,093 3,279 7,651 22,953 51,371 154,113 359,597 and 1,078,791, with no remainder.
Since 1,078,791 cannot be divided by just 1 and 1,078,791, it is not a prime number.