113253431545 has 8 divisors (see below), whose sum is σ = 136028692800. Its totient is φ = 90519695280.

The previous prime is 113253431509. The next prime is 113253431561. The reversal of 113253431545 is 545134352311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 113253431545 - 2¹⁷ = 113253300473 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10375245 + ... + 10386154.

It is an arithmetic number, because the mean of its divisors is an integer number (17003586600).

Almost surely, 2^113253431545 is an apocalyptic number.

It is an amenable number.

113253431545 is a deficient number, since it is larger than the sum of its proper divisors (22775261255).

113253431545 is a wasteful number, since it uses less digits than its factorization.

113253431545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20762495.

The product of its digits is 108000, while the sum is 37.

Adding to 113253431545 its reverse (545134352311), we get a palindrome (658387783856).

The spelling of 113253431545 in words is "one hundred thirteen billion, two hundred fifty-three million, four hundred thirty-one thousand, five hundred forty-five".