12312044 has 12 divisors (see below), whose sum is σ = 21575568. Its totient is φ = 6147600.

The previous prime is 12312043. The next prime is 12312067. The reversal of 12312044 is 44021321.

It is not an unprimeable number, because it can be changed into a prime (12312043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2129 + ... + 5399.

It is an arithmetic number, because the mean of its divisors is an integer number (1797964).

Almost surely, 2^12312044 is an apocalyptic number.

It is an amenable number.

12312044 is a deficient number, since it is larger than the sum of its proper divisors (9263524).

12312044 is a wasteful number, since it uses less digits than its factorization.

12312044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4216 (or 4214 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 12312044 is about 3508.8522339933. The cubic root of 12312044 is about 230.9103429478.

Adding to 12312044 its reverse (44021321), we get a palindrome (56333365).

It can be divided in two parts, 123 and 12044, that added together give a cube (12167 = 23³).

The spelling of 12312044 in words is "twelve million, three hundred twelve thousand, forty-four".