12144484 has 12 divisors (see below), whose sum is σ = 23185008. Its totient is φ = 5520200.

The previous prime is 12144481. The next prime is 12144491. The reversal of 12144484 is 48444121.

It is not an unprimeable number, because it can be changed into a prime (12144481) by changing a digit.

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, 137962 + ... + 138049.

It is an arithmetic number, because the mean of its divisors is an integer number (1932084).

Almost surely, 2^12144484 is an apocalyptic number.

It is an amenable number.

12144484 is a deficient number, since it is larger than the sum of its proper divisors (11040524).

12144484 is a wasteful number, since it uses less digits than its factorization.

12144484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276026 (or 276024 counting only the distinct ones).

The product of its digits is 4096, while the sum is 28.

The square root of 12144484 is about 3484.8936856094. The cubic root of 12144484 is about 229.8580346345.

The spelling of 12144484 in words is "twelve million, one hundred forty-four thousand, four hundred eighty-four".