11688017 has 4 divisors (see below), whose sum is σ = 12750576. Its totient is φ = 10625460.

The previous prime is 11687989. The next prime is 11688043. The reversal of 11688017 is 71088611.

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 11688017 - 2⁶ = 11687953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11688067) 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, 531263 + ... + 531284.

It is an arithmetic number, because the mean of its divisors is an integer number (3187644).

Almost surely, 2^11688017 is an apocalyptic number.

It is an amenable number.

11688017 is a deficient number, since it is larger than the sum of its proper divisors (1062559).

11688017 is a wasteful number, since it uses less digits than its factorization.

11688017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1062558.

The product of its (nonzero) digits is 2688, while the sum is 32.

The square root of 11688017 is about 3418.7741955268. The cubic root of 11688017 is about 226.9413382545.

The spelling of 11688017 in words is "eleven million, six hundred eighty-eight thousand, seventeen".