Q: Is 1,371,435 a Prime Number?
A: No, 1,371,435 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 1371435 can be evenly divided by 1 3 5 13 15 39 65 169 195 507 541 845 1,623 2,535 2,705 7,033 8,115 21,099 35,165 91,429 105,495 274,287 457,145 and 1,371,435, with no remainder.
Since 1,371,435 cannot be divided by just 1 and 1,371,435, it is not a prime number.