255313907 has 2 divisors, whose sum is σ = 255313908. Its totient is φ = 255313906.

The previous prime is 255313897. The next prime is 255313943. The reversal of 255313907 is 709313552.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 255313907 - 2⁶ = 255313843 is a prime.

It is a super-2 number, since 2×255313907² = 130370382215209298, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (255313967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127656953 + 127656954.

It is an arithmetic number, because the mean of its divisors is an integer number (127656954).

Almost surely, 2^255313907 is an apocalyptic number.

255313907 is a deficient number, since it is larger than the sum of its proper divisors (1).

255313907 is an equidigital number, since it uses as much as digits as its factorization.

255313907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28350, while the sum is 35.

The square root of 255313907 is about 15978.5452091234. The cubic root of 255313907 is about 634.3926712283.

The spelling of 255313907 in words is "two hundred fifty-five million, three hundred thirteen thousand, nine hundred seven".