43271012 has 12 divisors (see below), whose sum is σ = 76854960. Its totient is φ = 21312456.

The previous prime is 43270993. The next prime is 43271017. The reversal of 43271012 is 21017234.

It is not an unprimeable number, because it can be changed into a prime (43271017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80462 + ... + 80997.

It is an arithmetic number, because the mean of its divisors is an integer number (6404580).

Almost surely, 2^43271012 is an apocalyptic number.

It is an amenable number.

43271012 is a deficient number, since it is larger than the sum of its proper divisors (33583948).

43271012 is a wasteful number, since it uses less digits than its factorization.

43271012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161530 (or 161528 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 43271012 is about 6578.0705377793. The cubic root of 43271012 is about 351.0742829176.

Adding to 43271012 its reverse (21017234), we get a palindrome (64288246).

The spelling of 43271012 in words is "forty-three million, two hundred seventy-one thousand, twelve".