12444112 has 20 divisors (see below), whose sum is σ = 24249316. Its totient is φ = 6186240.

The previous prime is 12444097. The next prime is 12444137. The reversal of 12444112 is 21144421.

It can be written as a sum of positive squares in 2 ways, for example, as 2483776 + 9960336 = 1576^2 + 3156^2 .

It is a super-3 number, since 3×12444112³ (a number of 22 digits) contains 333 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 12444112.

It is a congruent number.

It is an unprimeable number.

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, 748 + ... + 5044.

Almost surely, 2^12444112 is an apocalyptic number.

It is an amenable number.

12444112 is a deficient number, since it is larger than the sum of its proper divisors (11805204).

12444112 is a wasteful number, since it uses less digits than its factorization.

12444112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4486 (or 4480 counting only the distinct ones).

The product of its digits is 256, while the sum is 19.

The square root of 12444112 is about 3527.6212948671. The cubic root of 12444112 is about 231.7330460947.

Adding to 12444112 its reverse (21144421), we get a palindrome (33588533).

It can be divided in two parts, 1244 and 4112, that added together give a triangular number (5356 = T₁₀₃).

The spelling of 12444112 in words is "twelve million, four hundred forty-four thousand, one hundred twelve".