113135617 has 4 divisors (see below), whose sum is σ = 129297856. Its totient is φ = 96973380.

The previous prime is 113135611. The next prime is 113135621. The reversal of 113135617 is 716531311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2^k-113135617 is a prime.

It is a super-4 number, since 4×113135617⁴ (a number of 33 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113135611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8081109 + ... + 8081122.

It is an arithmetic number, because the mean of its divisors is an integer number (32324464).

Almost surely, 2^113135617 is an apocalyptic number.

It is an amenable number.

113135617 is a deficient number, since it is larger than the sum of its proper divisors (16162239).

113135617 is an equidigital number, since it uses as much as digits as its factorization.

113135617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16162238.

The product of its digits is 1890, while the sum is 28.

The square root of 113135617 is about 10636.5227870766. The cubic root of 113135617 is about 483.6521431592.

Adding to 113135617 its reverse (716531311), we get a palindrome (829666928).

The spelling of 113135617 in words is "one hundred thirteen million, one hundred thirty-five thousand, six hundred seventeen".