11169888 has 48 divisors (see below), whose sum is σ = 29494080. Its totient is φ = 3701376.

The previous prime is 11169887. The next prime is 11169911. The reversal of 11169888 is 88896111.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11169887) 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, 29283 + ... + 29661.

It is an arithmetic number, because the mean of its divisors is an integer number (614460).

Almost surely, 2^11169888 is an apocalyptic number.

It is an amenable number.

11169888 is an abundant number, since it is smaller than the sum of its proper divisors (18324192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11169888 is a wasteful number, since it uses less digits than its factorization.

11169888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 699 (or 691 counting only the distinct ones).

The product of its digits is 27648, while the sum is 42.

The square root of 11169888 is about 3342.1382377155. The cubic root of 11169888 is about 223.5370967756.

The spelling of 11169888 in words is "eleven million, one hundred sixty-nine thousand, eight hundred eighty-eight".