43161056 has 24 divisors (see below), whose sum is σ = 85128120. Its totient is φ = 21541248.

The previous prime is 43161049. The next prime is 43161059. The reversal of 43161056 is 65016134.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43161059) 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 3 ways as a sum of consecutive naturals, for example, 25715 + ... + 27341.

It is an arithmetic number, because the mean of its divisors is an integer number (3547005).

Almost surely, 2^43161056 is an apocalyptic number.

It is an amenable number.

43161056 is a deficient number, since it is larger than the sum of its proper divisors (41967064).

43161056 is a wasteful number, since it uses less digits than its factorization.

43161056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2466 (or 2458 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 43161056 is about 6569.7074516298. The cubic root of 43161056 is about 350.7766589725.

The spelling of 43161056 in words is "forty-three million, one hundred sixty-one thousand, fifty-six".