79585159 has 4 divisors (see below), whose sum is σ = 80934120. Its totient is φ = 78236200.

The previous prime is 79585139. The next prime is 79585201. The reversal of 79585159 is 95158597.

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 79585159 - 2¹⁵ = 79552391 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 (79585139) 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 3 ways as a sum of consecutive naturals, for example, 674392 + ... + 674509.

It is an arithmetic number, because the mean of its divisors is an integer number (20233530).

Almost surely, 2^79585159 is an apocalyptic number.

79585159 is a deficient number, since it is larger than the sum of its proper divisors (1348961).

79585159 is a wasteful number, since it uses less digits than its factorization.

79585159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1348960.

The product of its digits is 567000, while the sum is 49.

The square root of 79585159 is about 8921.0514514826. The cubic root of 79585159 is about 430.1408570447.

The spelling of 79585159 in words is "seventy-nine million, five hundred eighty-five thousand, one hundred fifty-nine".