12116444 has 12 divisors (see below), whose sum is σ = 22451184. Its totient is φ = 5701824.

The previous prime is 12116431. The next prime is 12116449. The reversal of 12116444 is 44461121.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12116449) by changing a digit.

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, 89024 + ... + 89159.

It is an arithmetic number, because the mean of its divisors is an integer number (1870932).

Almost surely, 2^12116444 is an apocalyptic number.

It is an amenable number.

12116444 is a deficient number, since it is larger than the sum of its proper divisors (10334740).

12116444 is a wasteful number, since it uses less digits than its factorization.

12116444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178204 (or 178202 counting only the distinct ones).

The product of its digits is 768, while the sum is 23.

The square root of 12116444 is about 3480.8682824836. The cubic root of 12116444 is about 229.6809944229.

Adding to 12116444 its reverse (44461121), we get a palindrome (56577565).

The spelling of 12116444 in words is "twelve million, one hundred sixteen thousand, four hundred forty-four".