85659411 has 4 divisors (see below), whose sum is σ = 114212552. Its totient is φ = 57106272.

The previous prime is 85659407. The next prime is 85659419. The reversal of 85659411 is 11495658.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 85659411 - 2² = 85659407 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 85659411.

It is not an unprimeable number, because it can be changed into a prime (85659419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14276566 + ... + 14276571.

It is an arithmetic number, because the mean of its divisors is an integer number (28553138).

Almost surely, 2^85659411 is an apocalyptic number.

85659411 is a deficient number, since it is larger than the sum of its proper divisors (28553141).

85659411 is a wasteful number, since it uses less digits than its factorization.

85659411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28553140.

The product of its digits is 43200, while the sum is 39.

The square root of 85659411 is about 9255.2369499651. The cubic root of 85659411 is about 440.8170270502.

The spelling of 85659411 in words is "eighty-five million, six hundred fifty-nine thousand, four hundred eleven".