113895042171 has 16 divisors (see below), whose sum is σ = 165138760224. Its totient is φ = 69532107264.

The previous prime is 113895042083. The next prime is 113895042187. The reversal of 113895042171 is 171240598311.

It is not a de Polignac number, because 113895042171 - 2¹⁹ = 113894517883 is a prime.

It is a super-2 number, since 2×113895042171² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (113895042071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30176980 + ... + 30180753.

It is an arithmetic number, because the mean of its divisors is an integer number (10321172514).

Almost surely, 2^113895042171 is an apocalyptic number.

113895042171 is a deficient number, since it is larger than the sum of its proper divisors (51243718053).

113895042171 is a wasteful number, since it uses less digits than its factorization.

113895042171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60357790.

The product of its (nonzero) digits is 60480, while the sum is 42.

The spelling of 113895042171 in words is "one hundred thirteen billion, eight hundred ninety-five million, forty-two thousand, one hundred seventy-one".