113434344031 has 4 divisors (see below), whose sum is σ = 113435073000. Its totient is φ = 113433615064.

The previous prime is 113434343917. The next prime is 113434344047. The reversal of 113434344031 is 130443434311.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 130443434311 = 29 ⋅4498049459.

It is a cyclic number.

It is not a de Polignac number, because 113434344031 - 2¹¹ = 113434341983 is a prime.

It is a super-2 number, since 2×113434344031² (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 = 113434343984 and 113434344002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113434344091) 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, 26761 + ... + 477058.

It is an arithmetic number, because the mean of its divisors is an integer number (28358768250).

Almost surely, 2^113434344031 is an apocalyptic number.

113434344031 is a deficient number, since it is larger than the sum of its proper divisors (728969).

113434344031 is an equidigital number, since it uses as much as digits as its factorization.

113434344031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 728968.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 113434344031 its reverse (130443434311), we get a palindrome (243877778342).

The spelling of 113434344031 in words is "one hundred thirteen billion, four hundred thirty-four million, three hundred forty-four thousand, thirty-one".