79611607 has 2 divisors, whose sum is σ = 79611608. Its totient is φ = 79611606.

The previous prime is 79611599. The next prime is 79611613. The reversal of 79611607 is 70611697.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 79611607 - 2³ = 79611599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79611647) 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 as a sum of consecutive naturals, namely, 39805803 + 39805804.

It is an arithmetic number, because the mean of its divisors is an integer number (39805804).

Almost surely, 2^79611607 is an apocalyptic number.

79611607 is a deficient number, since it is larger than the sum of its proper divisors (1).

79611607 is an equidigital number, since it uses as much as digits as its factorization.

79611607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15876, while the sum is 37.

The square root of 79611607 is about 8922.5336648286. The cubic root of 79611607 is about 430.1885003723.

It can be divided in two parts, 796 and 11607, that added together give a triangular number (12403 = T₁₅₇).

The spelling of 79611607 in words is "seventy-nine million, six hundred eleven thousand, six hundred seven".