43134012 has 24 divisors (see below), whose sum is σ = 111829200. Its totient is φ = 14377968.

The previous prime is 43134001. The next prime is 43134017. The reversal of 43134012 is 21043134.

It is a super-2 number, since 2×43134012² = 3721085982432288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43134017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199587 + ... + 199802.

It is an arithmetic number, because the mean of its divisors is an integer number (4659550).

Almost surely, 2^43134012 is an apocalyptic number.

It is an amenable number.

43134012 is an abundant number, since it is smaller than the sum of its proper divisors (68695188).

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

43134012 is a wasteful number, since it uses less digits than its factorization.

43134012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399402 (or 399394 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 43134012 is about 6567.6488943914. The cubic root of 43134012 is about 350.7033800580.

Adding to 43134012 its reverse (21043134), we get a palindrome (64177146).

It can be divided in two parts, 431 and 34012, that added together give a palindrome (34443).

The spelling of 43134012 in words is "forty-three million, one hundred thirty-four thousand, twelve".