265312967 has 16 divisors (see below), whose sum is σ = 283076640. Its totient is φ = 248220672.

The previous prime is 265312963. The next prime is 265312991. The reversal of 265312967 is 769213562.

It is a cyclic number.

It is not a de Polignac number, because 265312967 - 2² = 265312963 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 (265312963) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170063 + ... + 171615.

It is an arithmetic number, because the mean of its divisors is an integer number (17692290).

Almost surely, 2^265312967 is an apocalyptic number.

265312967 is a deficient number, since it is larger than the sum of its proper divisors (17763673).

265312967 is a wasteful number, since it uses less digits than its factorization.

265312967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1762.

The product of its digits is 136080, while the sum is 41.

The square root of 265312967 is about 16288.4304645966. The cubic root of 265312967 is about 642.5685893255.

The spelling of 265312967 in words is "two hundred sixty-five million, three hundred twelve thousand, nine hundred sixty-seven".