113131342432 has 24 divisors (see below), whose sum is σ = 223593989976. Its totient is φ = 56345567232.

The previous prime is 113131342409. The next prime is 113131342453. The reversal of 113131342432 is 234243131311.

It is a self number, because there is not a number n which added to its sum of digits gives 113131342432.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6869898 + ... + 6886345.

It is an arithmetic number, because the mean of its divisors is an integer number (9316416249).

Almost surely, 2^113131342432 is an apocalyptic number.

It is an amenable number.

113131342432 is a deficient number, since it is larger than the sum of its proper divisors (110462647544).

113131342432 is a wasteful number, since it uses less digits than its factorization.

113131342432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13756510 (or 13756502 counting only the distinct ones).

The product of its digits is 5184, while the sum is 28.

Adding to 113131342432 its reverse (234243131311), we get a palindrome (347374473743).

The spelling of 113131342432 in words is "one hundred thirteen billion, one hundred thirty-one million, three hundred forty-two thousand, four hundred thirty-two".