79677311 has 4 divisors (see below), whose sum is σ = 91059792. Its totient is φ = 68294832.

The previous prime is 79677307. The next prime is 79677319. The reversal of 79677311 is 11377697.

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

It is a cyclic number.

It is not a de Polignac number, because 79677311 - 2² = 79677307 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 (79677319) 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, 5691230 + ... + 5691243.

It is an arithmetic number, because the mean of its divisors is an integer number (22764948).

Almost surely, 2^79677311 is an apocalyptic number.

79677311 is a deficient number, since it is larger than the sum of its proper divisors (11382481).

79677311 is a wasteful number, since it uses less digits than its factorization.

79677311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11382480.

The product of its digits is 55566, while the sum is 41.

The square root of 79677311 is about 8926.2148192837. The cubic root of 79677311 is about 430.3068136605.

The spelling of 79677311 in words is "seventy-nine million, six hundred seventy-seven thousand, three hundred eleven".