11056571717 has 8 divisors (see below), whose sum is σ = 11087806752. Its totient is φ = 11025378000.

The previous prime is 11056571699. The next prime is 11056571759. The reversal of 11056571717 is 71717565011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11056571717 - 2²⁶ = 10989462853 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 (11056571777) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 570842 + ... + 589892.

It is an arithmetic number, because the mean of its divisors is an integer number (1385975844).

Almost surely, 2^11056571717 is an apocalyptic number.

It is an amenable number.

11056571717 is a deficient number, since it is larger than the sum of its proper divisors (31235035).

11056571717 is a wasteful number, since it uses less digits than its factorization.

11056571717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20659.

The product of its (nonzero) digits is 51450, while the sum is 41.

The spelling of 11056571717 in words is "eleven billion, fifty-six million, five hundred seventy-one thousand, seven hundred seventeen".