12011164 has 12 divisors (see below), whose sum is σ = 22930488. Its totient is φ = 5459600.

The previous prime is 12011149. The next prime is 12011171. The reversal of 12011164 is 46111021.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136447 + ... + 136534.

It is an arithmetic number, because the mean of its divisors is an integer number (1910874).

Almost surely, 2^12011164 is an apocalyptic number.

It is an amenable number.

12011164 is a deficient number, since it is larger than the sum of its proper divisors (10919324).

12011164 is a wasteful number, since it uses less digits than its factorization.

12011164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272996 (or 272994 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 12011164 is about 3465.7126251321. The cubic root of 12011164 is about 229.0138242260.

Adding to 12011164 its reverse (46111021), we get a palindrome (58122185).

The spelling of 12011164 in words is "twelve million, eleven thousand, one hundred sixty-four".