113617617 has 4 divisors (see below), whose sum is σ = 151490160. Its totient is φ = 75745076.

The previous prime is 113617597. The next prime is 113617649. The reversal of 113617617 is 716716311.

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 cyclic number.

It is not a de Polignac number, because 113617617 - 2¹⁴ = 113601233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113610617) 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, 18936267 + ... + 18936272.

It is an arithmetic number, because the mean of its divisors is an integer number (37872540).

Almost surely, 2^113617617 is an apocalyptic number.

It is an amenable number.

113617617 is a deficient number, since it is larger than the sum of its proper divisors (37872543).

113617617 is an equidigital number, since it uses as much as digits as its factorization.

113617617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37872542.

The product of its digits is 5292, while the sum is 33.

The square root of 113617617 is about 10659.1564863267. The cubic root of 113617617 is about 484.3380163341.

The spelling of 113617617 in words is "one hundred thirteen million, six hundred seventeen thousand, six hundred seventeen".