12019164 has 24 divisors (see below), whose sum is σ = 28441728. Its totient is φ = 3949680.

The previous prime is 12019159. The next prime is 12019171. The reversal of 12019164 is 46191021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6202 + ... + 7905.

It is an arithmetic number, because the mean of its divisors is an integer number (1185072).

Almost surely, 2^12019164 is an apocalyptic number.

It is an amenable number.

12019164 is an abundant number, since it is smaller than the sum of its proper divisors (16422564).

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

12019164 is a wasteful number, since it uses less digits than its factorization.

12019164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14185 (or 14183 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 12019164 is about 3466.8665967989. The cubic root of 12019164 is about 229.0646576003.

The spelling of 12019164 in words is "twelve million, nineteen thousand, one hundred sixty-four".