85152113 has 4 divisors (see below), whose sum is σ = 85355760. Its totient is φ = 84948468.

The previous prime is 85152097. The next prime is 85152127. The reversal of 85152113 is 31125158.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 85152113 - 2⁴ = 85152097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (85152143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101195 + ... + 102032.

It is an arithmetic number, because the mean of its divisors is an integer number (21338940).

Almost surely, 2^85152113 is an apocalyptic number.

It is an amenable number.

85152113 is a deficient number, since it is larger than the sum of its proper divisors (203647).

85152113 is a wasteful number, since it uses less digits than its factorization.

85152113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203646.

The product of its digits is 1200, while the sum is 26.

The square root of 85152113 is about 9227.7902555271. The cubic root of 85152113 is about 439.9450912886.

The spelling of 85152113 in words is "eighty-five million, one hundred fifty-two thousand, one hundred thirteen".