113434223 has 4 divisors (see below), whose sum is σ = 129639120. Its totient is φ = 97229328.

The previous prime is 113434207. The next prime is 113434247. The reversal of 113434223 is 322434311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 322434311 = 179 ⋅1801309.

It is not a de Polignac number, because 113434223 - 2⁴ = 113434207 is a prime.

It is a super-2 number, since 2×113434223² = 25734645895227458, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113434723) by changing a digit.

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, 8102438 + ... + 8102451.

It is an arithmetic number, because the mean of its divisors is an integer number (32409780).

Almost surely, 2^113434223 is an apocalyptic number.

113434223 is a deficient number, since it is larger than the sum of its proper divisors (16204897).

113434223 is an equidigital number, since it uses as much as digits as its factorization.

113434223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16204896.

The product of its digits is 1728, while the sum is 23.

The square root of 113434223 is about 10650.5503613663. The cubic root of 113434223 is about 484.0772805930.

Adding to 113434223 its reverse (322434311), we get a palindrome (435868534).

The spelling of 113434223 in words is "one hundred thirteen million, four hundred thirty-four thousand, two hundred twenty-three".