113543036406 has 24 divisors (see below), whose sum is σ = 248774072040. Its totient is φ = 37422423456.

The previous prime is 113543036401. The next prime is 113543036413. The reversal of 113543036406 is 604630345311.

113543036406 is a `hidden beast` number, since 1 + 1 + 3 + 5 + 4 + 3 + 0 + 3 + 640 + 6 = 666.

It is a super-2 number, since 2×113543036406² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113543036401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35436300 + ... + 35439503.

It is an arithmetic number, because the mean of its divisors is an integer number (10365586335).

Almost surely, 2^113543036406 is an apocalyptic number.

113543036406 is an abundant number, since it is smaller than the sum of its proper divisors (135231035634).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113543036406 is a wasteful number, since it uses less digits than its factorization.

113543036406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70875900 (or 70875897 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The spelling of 113543036406 in words is "one hundred thirteen billion, five hundred forty-three million, thirty-six thousand, four hundred six".