765113253 has 8 divisors (see below), whose sum is σ = 1034519616. Its totient is φ = 502891200.

The previous prime is 765113249. The next prime is 765113257. The reversal of 765113253 is 352311567.

It is an interprime number because it is at equal distance from previous prime (765113249) and next prime (765113257).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 765113253 - 2² = 765113249 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (765113257) 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 7 ways as a sum of consecutive naturals, for example, 1795828 + ... + 1796253.

It is an arithmetic number, because the mean of its divisors is an integer number (129314952).

Almost surely, 2^765113253 is an apocalyptic number.

It is an amenable number.

765113253 is a deficient number, since it is larger than the sum of its proper divisors (269406363).

765113253 is a wasteful number, since it uses less digits than its factorization.

765113253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3592155.

The product of its digits is 18900, while the sum is 33.

The square root of 765113253 is about 27660.6806315391. The cubic root of 765113253 is about 914.6225574540.

The spelling of 765113253 in words is "seven hundred sixty-five million, one hundred thirteen thousand, two hundred fifty-three".