12116688 has 20 divisors (see below), whose sum is σ = 31301568. Its totient is φ = 4038880.

The previous prime is 12116677. The next prime is 12116707. The reversal of 12116688 is 88661121.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126168 + ... + 126263.

Almost surely, 2^12116688 is an apocalyptic number.

It is an amenable number.

12116688 is an abundant number, since it is smaller than the sum of its proper divisors (19184880).

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

12116688 is a wasteful number, since it uses less digits than its factorization.

12116688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252442 (or 252436 counting only the distinct ones).

The product of its digits is 4608, while the sum is 33.

The square root of 12116688 is about 3480.9033310335. The cubic root of 12116688 is about 229.6825361785.

The spelling of 12116688 in words is "twelve million, one hundred sixteen thousand, six hundred eighty-eight".