86585951 has 2 divisors, whose sum is σ = 86585952. Its totient is φ = 86585950.

The previous prime is 86585927. The next prime is 86585953. The reversal of 86585951 is 15958568.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86585951 - 2⁶ = 86585887 is a prime.

Together with 86585953, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 86585896 and 86585905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86585953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43292975 + 43292976.

It is an arithmetic number, because the mean of its divisors is an integer number (43292976).

Almost surely, 2^86585951 is an apocalyptic number.

86585951 is a deficient number, since it is larger than the sum of its proper divisors (1).

86585951 is an equidigital number, since it uses as much as digits as its factorization.

86585951 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432000, while the sum is 47.

The square root of 86585951 is about 9305.1572259688. The cubic root of 86585951 is about 442.4007050550.

The spelling of 86585951 in words is "eighty-six million, five hundred eighty-five thousand, nine hundred fifty-one".