113532047181 has 24 divisors (see below), whose sum is σ = 191776544960. Its totient is φ = 63366722496.

The previous prime is 113532047171. The next prime is 113532047203. The reversal of 113532047181 is 181740235311.

113532047181 is a `hidden beast` number, since 1 + 1 + 3 + 532 + 0 + 47 + 1 + 81 = 666.

It is not a de Polignac number, because 113532047181 - 2¹⁴ = 113532030797 is a prime.

It is a super-2 number, since 2×113532047181² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113532047171) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20951896 + ... + 20957313.

Almost surely, 2^113532047181 is an apocalyptic number.

It is an amenable number.

113532047181 is a deficient number, since it is larger than the sum of its proper divisors (78244497779).

113532047181 is a wasteful number, since it uses less digits than its factorization.

113532047181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41909265 (or 41909262 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The spelling of 113532047181 in words is "one hundred thirteen billion, five hundred thirty-two million, forty-seven thousand, one hundred eighty-one".