11180664 has 96 divisors (see below), whose sum is σ = 34819200. Its totient is φ = 3205440.

The previous prime is 11180651. The next prime is 11180669. The reversal of 11180664 is 46608111.

11180664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11180669) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14677 + ... + 15419.

It is an arithmetic number, because the mean of its divisors is an integer number (362700).

Almost surely, 2^11180664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11180664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17409600).

11180664 is an abundant number, since it is smaller than the sum of its proper divisors (23638536).

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

11180664 is a wasteful number, since it uses less digits than its factorization.

11180664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 785 (or 778 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 11180664 is about 3343.7499906542. The cubic root of 11180664 is about 223.6089584791.

Adding to 11180664 its reverse (46608111), we get a palindrome (57788775).

The spelling of 11180664 in words is "eleven million, one hundred eighty thousand, six hundred sixty-four".