113434605 has 12 divisors (see below), whose sum is σ = 196620060. Its totient is φ = 60498432.

The previous prime is 113434567. The next prime is 113434609. The reversal of 113434605 is 506434311.

113434605 is a `hidden beast` number, since 1 + 13 + 43 + 4 + 605 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 48358116 + 65076489 = 6954^2 + 8067^2 .

It is not a de Polignac number, because 113434605 - 2⁹ = 113434093 is a prime.

It is a super-2 number, since 2×113434605² = 25734819223012050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113434609) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1260340 + ... + 1260429.

It is an arithmetic number, because the mean of its divisors is an integer number (16385005).

Almost surely, 2^113434605 is an apocalyptic number.

113434605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113434605 is a deficient number, since it is larger than the sum of its proper divisors (83185455).

113434605 is a wasteful number, since it uses less digits than its factorization.

113434605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2520780 (or 2520777 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 113434605 is about 10650.5682946968. The cubic root of 113434605 is about 484.0778239837.

Adding to 113434605 its reverse (506434311), we get a palindrome (619868916).

The spelling of 113434605 in words is "one hundred thirteen million, four hundred thirty-four thousand, six hundred five".