Q: Is 142,437 a Prime Number?
A: No, 142,437 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 142437 can be evenly divided by 1 3 79 237 601 1,803 47,479 and 142,437, with no remainder.
Since 142,437 cannot be divided by just 1 and 142,437, it is not a prime number.