Q: Is 1,261,340 a Prime Number?
A: No, 1,261,340 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 1261340 can be evenly divided by 1 2 4 5 10 20 63,067 126,134 252,268 315,335 630,670 and 1,261,340, with no remainder.
Since 1,261,340 cannot be divided by just 1 and 1,261,340, it is not a prime number.