11717360717 has 4 divisors (see below), whose sum is σ = 11717596896. Its totient is φ = 11717124540.

The previous prime is 11717360693. The next prime is 11717360731. The reversal of 11717360717 is 71706371711.

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, and also an emirpimes, since its reverse is a distinct semiprime: 71706371711 = 13 ⋅5515874747.

It is a cyclic number.

It is not a de Polignac number, because 11717360717 - 2²⁴ = 11700583501 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 (11717362717) 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, 11753 + ... + 153534.

It is an arithmetic number, because the mean of its divisors is an integer number (2929399224).

Almost surely, 2^11717360717 is an apocalyptic number.

It is an amenable number.

11717360717 is a deficient number, since it is larger than the sum of its proper divisors (236179).

11717360717 is an equidigital number, since it uses as much as digits as its factorization.

11717360717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236178.

The product of its (nonzero) digits is 43218, while the sum is 41.

The spelling of 11717360717 in words is "eleven billion, seven hundred seventeen million, three hundred sixty thousand, seven hundred seventeen".