12120344 has 16 divisors (see below), whose sum is σ = 22961400. Its totient is φ = 5997312.

The previous prime is 12120343. The next prime is 12120391. The reversal of 12120344 is 44302121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12120343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7034 + ... + 8585.

Almost surely, 2^12120344 is an apocalyptic number.

It is an amenable number.

12120344 is a deficient number, since it is larger than the sum of its proper divisors (10841056).

12120344 is a wasteful number, since it uses less digits than its factorization.

12120344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15722 (or 15718 counting only the distinct ones).

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

The square root of 12120344 is about 3481.4284424644. The cubic root of 12120344 is about 229.7056347599.

Adding to 12120344 its reverse (44302121), we get a palindrome (56422465).

The spelling of 12120344 in words is "twelve million, one hundred twenty thousand, three hundred forty-four".