Q: Is 1,401,631 a Prime Number?
A: No, 1,401,631 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 1401631 can be evenly divided by 1 7 11 77 109 167 763 1,169 1,199 1,837 8,393 12,859 18,203 127,421 200,233 and 1,401,631, with no remainder.
Since 1,401,631 cannot be divided by just 1 and 1,401,631, it is not a prime number.