79710539 has 4 divisors (see below), whose sum is σ = 80416056. Its totient is φ = 79005024.

The previous prime is 79710511. The next prime is 79710541. The reversal of 79710539 is 93501797.

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 79710539 - 2²⁴ = 62933323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 79710496 and 79710505.

It is not an unprimeable number, because it can be changed into a prime (79710139) 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, 352589 + ... + 352814.

It is an arithmetic number, because the mean of its divisors is an integer number (20104014).

Almost surely, 2^79710539 is an apocalyptic number.

79710539 is a deficient number, since it is larger than the sum of its proper divisors (705517).

79710539 is a wasteful number, since it uses less digits than its factorization.

79710539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705516.

The product of its (nonzero) digits is 59535, while the sum is 41.

The square root of 79710539 is about 8928.0758845341. The cubic root of 79710539 is about 430.3666226051.

The spelling of 79710539 in words is "seventy-nine million, seven hundred ten thousand, five hundred thirty-nine".