12150444 has 24 divisors (see below), whose sum is σ = 30019248. Its totient is φ = 3811840.

The previous prime is 12150431. The next prime is 12150451. The reversal of 12150444 is 44405121.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 12150444.

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 7 ways as a sum of consecutive naturals, for example, 29577 + ... + 29984.

It is an arithmetic number, because the mean of its divisors is an integer number (1250802).

Almost surely, 2^12150444 is an apocalyptic number.

It is an amenable number.

12150444 is an abundant number, since it is smaller than the sum of its proper divisors (17868804).

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

12150444 is a wasteful number, since it uses less digits than its factorization.

12150444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59585 (or 59583 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 12150444 is about 3485.7487000643. The cubic root of 12150444 is about 229.8956300246.

Adding to 12150444 its reverse (44405121), we get a palindrome (56555565).

The spelling of 12150444 in words is "twelve million, one hundred fifty thousand, four hundred forty-four".