11056588171 has 4 divisors (see below), whose sum is σ = 11118357000. Its totient is φ = 10994819344.

The previous prime is 11056588157. The next prime is 11056588177. The reversal of 11056588171 is 17188565011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17188565011 = 1811 ⋅9491201.

It is a cyclic number.

It is not a de Polignac number, because 11056588171 - 2⁷ = 11056588043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11056588177) 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, 30884146 + ... + 30884503.

It is an arithmetic number, because the mean of its divisors is an integer number (2779589250).

Almost surely, 2^11056588171 is an apocalyptic number.

11056588171 is a deficient number, since it is larger than the sum of its proper divisors (61768829).

11056588171 is an equidigital number, since it uses as much as digits as its factorization.

11056588171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61768828.

The product of its (nonzero) digits is 67200, while the sum is 43.

The spelling of 11056588171 in words is "eleven billion, fifty-six million, five hundred eighty-eight thousand, one hundred seventy-one".