85536113 has 4 divisors (see below), whose sum is σ = 92115828. Its totient is φ = 78956400.

The previous prime is 85536089. The next prime is 85536133. The reversal of 85536113 is 31163558.

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

It can be written as a sum of positive squares in 2 ways, for example, as 13337104 + 72199009 = 3652^2 + 8497^2 .

It is a cyclic number.

It is not a de Polignac number, because 85536113 - 2¹² = 85532017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 85536113.

It is not an unprimeable number, because it can be changed into a prime (85536133) 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, 3289838 + ... + 3289863.

It is an arithmetic number, because the mean of its divisors is an integer number (23028957).

Almost surely, 2^85536113 is an apocalyptic number.

It is an amenable number.

85536113 is a deficient number, since it is larger than the sum of its proper divisors (6579715).

85536113 is a wasteful number, since it uses less digits than its factorization.

85536113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6579714.

The product of its digits is 10800, while the sum is 32.

The square root of 85536113 is about 9248.5735656911. The cubic root of 85536113 is about 440.6054217480.

The spelling of 85536113 in words is "eighty-five million, five hundred thirty-six thousand, one hundred thirteen".