86409607 has 2 divisors, whose sum is σ = 86409608. Its totient is φ = 86409606.

The previous prime is 86409577. The next prime is 86409613. The reversal of 86409607 is 70690468.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86409607 - 2¹⁵ = 86376839 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86409607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86409667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43204803 + 43204804.

It is an arithmetic number, because the mean of its divisors is an integer number (43204804).

Almost surely, 2^86409607 is an apocalyptic number.

86409607 is a deficient number, since it is larger than the sum of its proper divisors (1).

86409607 is an equidigital number, since it uses as much as digits as its factorization.

86409607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 86409607 is about 9295.6767908528. The cubic root of 86409607 is about 442.1001646419.

The spelling of 86409607 in words is "eighty-six million, four hundred nine thousand, six hundred seven".