12321044 has 12 divisors (see below), whose sum is σ = 22696800. Its totient is φ = 5836248.

The previous prime is 12321041. The next prime is 12321053. The reversal of 12321044 is 44012321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12321041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80984 + ... + 81135.

It is an arithmetic number, because the mean of its divisors is an integer number (1891400).

Almost surely, 2^12321044 is an apocalyptic number.

It is an amenable number.

12321044 is a deficient number, since it is larger than the sum of its proper divisors (10375756).

12321044 is a wasteful number, since it uses less digits than its factorization.

12321044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162142 (or 162140 counting only the distinct ones).

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

The square root of 12321044 is about 3510.1344703586. The cubic root of 12321044 is about 230.9665937461.

Adding to 12321044 its reverse (44012321), we get a palindrome (56333365).

The spelling of 12321044 in words is "twelve million, three hundred twenty-one thousand, forty-four".