12043128 has 32 divisors (see below), whose sum is σ = 31080960. Its totient is φ = 3884640.

The previous prime is 12043117. The next prime is 12043151. The reversal of 12043128 is 82134021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7350 + ... + 8837.

It is an arithmetic number, because the mean of its divisors is an integer number (971280).

Almost surely, 2^12043128 is an apocalyptic number.

It is an amenable number.

12043128 is an abundant number, since it is smaller than the sum of its proper divisors (19037832).

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

12043128 is a wasteful number, since it uses less digits than its factorization.

12043128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16227 (or 16223 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 12043128 is about 3470.3210226145. The cubic root of 12043128 is about 229.2167941180.

Adding to 12043128 its reverse (82134021), we get a palindrome (94177149).

The spelling of 12043128 in words is "twelve million, forty-three thousand, one hundred twenty-eight".