43312112 has 10 divisors (see below), whose sum is σ = 83917248. Its totient is φ = 21656048.

The previous prime is 43312111. The next prime is 43312123. The reversal of 43312112 is 21121334.

43312112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43312111) 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 as a sum of consecutive naturals, namely, 1353488 + ... + 1353519.

Almost surely, 2^43312112 is an apocalyptic number.

It is an amenable number.

43312112 is a deficient number, since it is larger than the sum of its proper divisors (40605136).

43312112 is a wasteful number, since it uses less digits than its factorization.

43312112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2707015 (or 2707009 counting only the distinct ones).

The product of its digits is 144, while the sum is 17.

The square root of 43312112 is about 6581.1938126756. The cubic root of 43312112 is about 351.1854010878.

Adding to 43312112 its reverse (21121334), we get a palindrome (64433446).

The spelling of 43312112 in words is "forty-three million, three hundred twelve thousand, one hundred twelve".