86365679 has 2 divisors, whose sum is σ = 86365680. Its totient is φ = 86365678.

The previous prime is 86365663. The next prime is 86365681. The reversal of 86365679 is 97656368.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86365679 - 2⁴ = 86365663 is a prime.

Together with 86365681, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86365619) 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, 43182839 + 43182840.

It is an arithmetic number, because the mean of its divisors is an integer number (43182840).

Almost surely, 2^86365679 is an apocalyptic number.

86365679 is a deficient number, since it is larger than the sum of its proper divisors (1).

86365679 is an equidigital number, since it uses as much as digits as its factorization.

86365679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1632960, while the sum is 50.

The square root of 86365679 is about 9293.3136716674. The cubic root of 86365679 is about 442.0252352115.

The spelling of 86365679 in words is "eighty-six million, three hundred sixty-five thousand, six hundred seventy-nine".