79336511 has 4 divisors (see below), whose sum is σ = 79383672. Its totient is φ = 79289352.

The previous prime is 79336507. The next prime is 79336513. The reversal of 79336511 is 11563397.

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 79336511 - 2² = 79336507 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 (79336513) 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, 20960 + ... + 24453.

It is an arithmetic number, because the mean of its divisors is an integer number (19845918).

Almost surely, 2^79336511 is an apocalyptic number.

79336511 is a deficient number, since it is larger than the sum of its proper divisors (47161).

79336511 is a wasteful number, since it uses less digits than its factorization.

79336511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47160.

The product of its digits is 17010, while the sum is 35.

The square root of 79336511 is about 8907.1045239180. The cubic root of 79336511 is about 429.6924265247.

The spelling of 79336511 in words is "seventy-nine million, three hundred thirty-six thousand, five hundred eleven".