113531151144 has 32 divisors (see below), whose sum is σ = 286062750720. Its totient is φ = 37545734016.

The previous prime is 113531151133. The next prime is 113531151247. The reversal of 113531151144 is 441151135311.

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, 18620829 + ... + 18626924.

It is an arithmetic number, because the mean of its divisors is an integer number (8939460960).

Almost surely, 2^113531151144 is an apocalyptic number.

It is an amenable number.

113531151144 is an abundant number, since it is smaller than the sum of its proper divisors (172531599576).

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

113531151144 is a wasteful number, since it uses less digits than its factorization.

113531151144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37247889 (or 37247885 counting only the distinct ones).

The product of its digits is 3600, while the sum is 30.

Adding to 113531151144 its reverse (441151135311), we get a palindrome (554682286455).

The spelling of 113531151144 in words is "one hundred thirteen billion, five hundred thirty-one million, one hundred fifty-one thousand, one hundred forty-four".