113531734723 has 4 divisors (see below), whose sum is σ = 123852801528. Its totient is φ = 103210667920.

The previous prime is 113531734703. The next prime is 113531734727. The reversal of 113531734723 is 327437135311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113531734723 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113531734727) 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, 5160533386 + ... + 5160533407.

It is an arithmetic number, because the mean of its divisors is an integer number (30963200382).

Almost surely, 2^113531734723 is an apocalyptic number.

113531734723 is a deficient number, since it is larger than the sum of its proper divisors (10321066805).

113531734723 is a wasteful number, since it uses less digits than its factorization.

113531734723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10321066804.

The product of its digits is 158760, while the sum is 40.

The spelling of 113531734723 in words is "one hundred thirteen billion, five hundred thirty-one million, seven hundred thirty-four thousand, seven hundred twenty-three".