43082939 has 2 divisors, whose sum is σ = 43082940. Its totient is φ = 43082938.

The previous prime is 43082927. The next prime is 43082953. The reversal of 43082939 is 93928034.

43082939 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43082939 is a prime.

It is a super-2 number, since 2×43082939² = 3712279265755442, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (43082909) 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, 21541469 + 21541470.

It is an arithmetic number, because the mean of its divisors is an integer number (21541470).

Almost surely, 2^43082939 is an apocalyptic number.

43082939 is a deficient number, since it is larger than the sum of its proper divisors (1).

43082939 is an equidigital number, since it uses as much as digits as its factorization.

43082939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 43082939 is about 6563.7595172279. The cubic root of 43082939 is about 350.5649081427.

The spelling of 43082939 in words is "forty-three million, eighty-two thousand, nine hundred thirty-nine".