Q: Is 2,126,537 a Prime Number?
A: No, 2,126,537 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 2126537 can be evenly divided by 1 7 19 59 133 271 413 1,121 1,897 5,149 7,847 15,989 36,043 111,923 303,791 and 2,126,537, with no remainder.
Since 2,126,537 cannot be divided by just 1 and 2,126,537, it is not a prime number.