Q: Is 1,405,742 a Prime Number?
A: No, 1,405,742 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 1405742 can be evenly divided by 1 2 13 26 169 338 4,159 8,318 54,067 108,134 702,871 and 1,405,742, with no remainder.
Since 1,405,742 cannot be divided by just 1 and 1,405,742, it is not a prime number.