85504113 has 16 divisors (see below), whose sum is σ = 126843840. Its totient is φ = 56925792.

The previous prime is 85504103. The next prime is 85504117. The reversal of 85504113 is 31140558.

It is not a de Polignac number, because 85504113 - 2¹⁴ = 85487729 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (85504117) 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 in 15 ways as a sum of consecutive naturals, for example, 24070 + ... + 27392.

It is an arithmetic number, because the mean of its divisors is an integer number (7927740).

Almost surely, 2^85504113 is an apocalyptic number.

It is an amenable number.

85504113 is a deficient number, since it is larger than the sum of its proper divisors (41339727).

85504113 is a wasteful number, since it uses less digits than its factorization.

85504113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4285 (or 4279 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 85504113 is about 9246.8434073472. The cubic root of 85504113 is about 440.5504697844.

The spelling of 85504113 in words is "eighty-five million, five hundred four thousand, one hundred thirteen".