113143445131 has 8 divisors (see below), whose sum is σ = 114559851024. Its totient is φ = 111735598080.

The previous prime is 113143445119. The next prime is 113143445137. The reversal of 113143445131 is 131544341311.

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

It is a cyclic number.

It is not a de Polignac number, because 113143445131 - 2²⁷ = 113009227403 is a prime.

It is a super-2 number, since 2×113143445131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113143445093 and 113143445102.

It is not an unprimeable number, because it can be changed into a prime (113143445137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2113105 + ... + 2165986.

It is an arithmetic number, because the mean of its divisors is an integer number (14319981378).

Almost surely, 2^113143445131 is an apocalyptic number.

113143445131 is a deficient number, since it is larger than the sum of its proper divisors (1416405893).

113143445131 is a wasteful number, since it uses less digits than its factorization.

113143445131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4279421.

The product of its digits is 8640, while the sum is 31.

Adding to 113143445131 its reverse (131544341311), we get a palindrome (244687786442).

The spelling of 113143445131 in words is "one hundred thirteen billion, one hundred forty-three million, four hundred forty-five thousand, one hundred thirty-one".