265267313 has 4 divisors (see below), whose sum is σ = 267356160. Its totient is φ = 263178468.

The previous prime is 265267267. The next prime is 265267339. The reversal of 265267313 is 313762562.

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 265267313 - 2²⁴ = 248490097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (265267213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1044233 + ... + 1044486.

It is an arithmetic number, because the mean of its divisors is an integer number (66839040).

Almost surely, 2^265267313 is an apocalyptic number.

It is an amenable number.

265267313 is a deficient number, since it is larger than the sum of its proper divisors (2088847).

265267313 is a wasteful number, since it uses less digits than its factorization.

265267313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2088846.

The product of its digits is 45360, while the sum is 35.

The square root of 265267313 is about 16287.0289801424. The cubic root of 265267313 is about 642.5317303290.

The spelling of 265267313 in words is "two hundred sixty-five million, two hundred sixty-seven thousand, three hundred thirteen".