12116544 has 56 divisors (see below), whose sum is σ = 34978848. Its totient is φ = 3671040.

The previous prime is 12116539. The next prime is 12116551. The reversal of 12116544 is 44561121.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 757 + ... + 4980.

Almost surely, 2^12116544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12116544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17489424).

12116544 is an abundant number, since it is smaller than the sum of its proper divisors (22862304).

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

12116544 is a wasteful number, since it uses less digits than its factorization.

12116544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5763 (or 5753 counting only the distinct ones).

The product of its digits is 960, while the sum is 24.

The square root of 12116544 is about 3480.8826466860. The cubic root of 12116544 is about 229.6816262925.

Adding to 12116544 its reverse (44561121), we get a palindrome (56677665).

The spelling of 12116544 in words is "twelve million, one hundred sixteen thousand, five hundred forty-four".