79755713 has 4 divisors (see below), whose sum is σ = 82505940. Its totient is φ = 77005488.

The previous prime is 79755707. The next prime is 79755751. The reversal of 79755713 is 31755797.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 13300609 + 66455104 = 3647^2 + 8152^2 .

It is a cyclic number.

It is not a de Polignac number, because 79755713 - 2⁸ = 79755457 is a prime.

It is a super-2 number, since 2×79755713² = 12721947512276738, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (79755763) 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, 1375070 + ... + 1375127.

It is an arithmetic number, because the mean of its divisors is an integer number (20626485).

Almost surely, 2^79755713 is an apocalyptic number.

It is an amenable number.

79755713 is a deficient number, since it is larger than the sum of its proper divisors (2750227).

79755713 is a wasteful number, since it uses less digits than its factorization.

79755713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2750226.

The product of its digits is 231525, while the sum is 44.

The square root of 79755713 is about 8930.6054106091. The cubic root of 79755713 is about 430.4479071737.

The spelling of 79755713 in words is "seventy-nine million, seven hundred fifty-five thousand, seven hundred thirteen".