1113434231 has 16 divisors (see below), whose sum is σ = 1372137984. Its totient is φ = 879829344.

The previous prime is 1113434213. The next prime is 1113434239. The reversal of 1113434231 is 1324343111.

It is a cyclic number.

It is not a de Polignac number, because 1113434231 - 2⁶ = 1113434167 is a prime.

It is a super-2 number, since 2×1113434231² = 2479471573525122722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1113434197 and 1113434206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113434239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67460 + ... + 82326.

It is an arithmetic number, because the mean of its divisors is an integer number (85758624).

Almost surely, 2^1113434231 is an apocalyptic number.

1113434231 is a deficient number, since it is larger than the sum of its proper divisors (258703753).

1113434231 is a wasteful number, since it uses less digits than its factorization.

1113434231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15710.

The product of its digits is 864, while the sum is 23.

The square root of 1113434231 is about 33368.1619361930. The cubic root of 1113434231 is about 1036.4655135168.

Adding to 1113434231 its reverse (1324343111), we get a palindrome (2437777342).

The spelling of 1113434231 in words is "one billion, one hundred thirteen million, four hundred thirty-four thousand, two hundred thirty-one".