2011164 has 12 divisors (see below), whose sum is σ = 4692744. Its totient is φ = 670384.

The previous prime is 2011147. The next prime is 2011171. The reversal of 2011164 is 4611102.

2011164 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83787 + ... + 83810.

It is an arithmetic number, because the mean of its divisors is an integer number (391062).

2^2011164 is an apocalyptic number.

It is an amenable number.

2011164 is an abundant number, since it is smaller than the sum of its proper divisors (2681580).

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

2011164 is a wasteful number, since it uses less digits than its factorization.

2011164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167604 (or 167602 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 2011164 is about 1418.1551396092. The cubic root of 2011164 is about 126.2260994524.

Adding to 2011164 its reverse (4611102), we get a palindrome (6622266).

The spelling of 2011164 in words is "two million, eleven thousand, one hundred sixty-four".