Q: Is 1,421,049 a Prime Number?
A: No, 1,421,049 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 1421049 can be evenly divided by 1 3 7 21 49 147 343 1,029 1,381 4,143 9,667 29,001 67,669 203,007 473,683 and 1,421,049, with no remainder.
Since 1,421,049 cannot be divided by just 1 and 1,421,049, it is not a prime number.