12163684 has 12 divisors (see below), whose sum is σ = 22923964. Its totient is φ = 5613984.

The previous prime is 12163681. The next prime is 12163691. The reversal of 12163684 is 48636121.

It is a happy number.

12163684 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2689600 + 9474084 = 1640^2 + 3078^2 .

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (12163681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116907 + ... + 117010.

Almost surely, 2^12163684 is an apocalyptic number.

It is an amenable number.

12163684 is a deficient number, since it is larger than the sum of its proper divisors (10760280).

12163684 is a wasteful number, since it uses less digits than its factorization.

12163684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233934 (or 233932 counting only the distinct ones).

The product of its digits is 6912, while the sum is 31.

The square root of 12163684 is about 3487.6473445576. The cubic root of 12163684 is about 229.9791033315.

It can be divided in two parts, 1216 and 3684, that multiplied together give a palindrome (4479744).

The spelling of 12163684 in words is "twelve million, one hundred sixty-three thousand, six hundred eighty-four".