255923713 has 4 divisors (see below), whose sum is σ = 256476928. Its totient is φ = 255370500.

The previous prime is 255923687. The next prime is 255923761. The reversal of 255923713 is 317329552.

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 255923713 - 2¹³ = 255915521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255923813) 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, 275913 + ... + 276838.

It is an arithmetic number, because the mean of its divisors is an integer number (64119232).

Almost surely, 2^255923713 is an apocalyptic number.

It is an amenable number.

255923713 is a deficient number, since it is larger than the sum of its proper divisors (553215).

255923713 is an equidigital number, since it uses as much as digits as its factorization.

255923713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553214.

The product of its digits is 56700, while the sum is 37.

The square root of 255923713 is about 15997.6158536202. The cubic root of 255923713 is about 634.8973426128.

The spelling of 255923713 in words is "two hundred fifty-five million, nine hundred twenty-three thousand, seven hundred thirteen".