12043988 has 12 divisors (see below), whose sum is σ = 22993152. Its totient is φ = 5474520.

The previous prime is 12043979. The next prime is 12044029. The reversal of 12043988 is 88934021.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136820 + ... + 136907.

It is an arithmetic number, because the mean of its divisors is an integer number (1916096).

Almost surely, 2^12043988 is an apocalyptic number.

It is an amenable number.

12043988 is a deficient number, since it is larger than the sum of its proper divisors (10949164).

12043988 is a wasteful number, since it uses less digits than its factorization.

12043988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273742 (or 273740 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 12043988 is about 3470.4449282477. Note that the first 3 decimals coincide. The cubic root of 12043988 is about 229.2222501133. Note that the first 4 decimals are identical.

It can be divided in two parts, 12043 and 988, that added together give a palindrome (13031).

The spelling of 12043988 in words is "twelve million, forty-three thousand, nine hundred eighty-eight".