11609082917 has 4 divisors (see below), whose sum is σ = 11609885196. Its totient is φ = 11608280640.

The previous prime is 11609082913. The next prime is 11609082923. The reversal of 11609082917 is 71928090611.

11609082917 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4915552321 + 6693530596 = 70111^2 + 81814^2 .

It is a cyclic number.

It is not a de Polignac number, because 11609082917 - 2² = 11609082913 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11609082913) 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, 379028 + ... + 408509.

It is an arithmetic number, because the mean of its divisors is an integer number (2902471299).

Almost surely, 2^11609082917 is an apocalyptic number.

It is an amenable number.

11609082917 is a deficient number, since it is larger than the sum of its proper divisors (802279).

11609082917 is an equidigital number, since it uses as much as digits as its factorization.

11609082917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 802278.

The product of its (nonzero) digits is 54432, while the sum is 44.

The spelling of 11609082917 in words is "eleven billion, six hundred nine million, eighty-two thousand, nine hundred seventeen".