255313901 has 4 divisors (see below), whose sum is σ = 256382400. Its totient is φ = 254245404.

The previous prime is 255313897. The next prime is 255313907. The reversal of 255313901 is 109313552.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 255313901 - 2² = 255313897 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255313907) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 533891 + ... + 534368.

It is an arithmetic number, because the mean of its divisors is an integer number (64095600).

Almost surely, 2^255313901 is an apocalyptic number.

It is an amenable number.

255313901 is a deficient number, since it is larger than the sum of its proper divisors (1068499).

255313901 is a wasteful number, since it uses less digits than its factorization.

255313901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1068498.

The product of its (nonzero) digits is 4050, while the sum is 29.

The square root of 255313901 is about 15978.5450213716. The cubic root of 255313901 is about 634.3926662588.

The spelling of 255313901 in words is "two hundred fifty-five million, three hundred thirteen thousand, nine hundred one".