Q: Is 5,111,109 a Prime Number?
A: No, 5,111,109 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 5111109 can be evenly divided by 1 3 9 43 47 129 141 281 387 423 843 2,021 2,529 6,063 12,083 13,207 18,189 36,249 39,621 108,747 118,863 567,901 1,703,703 and 5,111,109, with no remainder.
Since 5,111,109 cannot be divided by just 1 and 5,111,109, it is not a prime number.