43006871 has 2 divisors, whose sum is σ = 43006872. Its totient is φ = 43006870.

The previous prime is 43006829. The next prime is 43006877. The reversal of 43006871 is 17860034.

43006871 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43006871 - 2¹⁰ = 43005847 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43006877) 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, 21503435 + 21503436.

It is an arithmetic number, because the mean of its divisors is an integer number (21503436).

Almost surely, 2^43006871 is an apocalyptic number.

43006871 is a deficient number, since it is larger than the sum of its proper divisors (1).

43006871 is an equidigital number, since it uses as much as digits as its factorization.

43006871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 43006871 is about 6557.9624122131. The cubic root of 43006871 is about 350.3584653922.

The spelling of 43006871 in words is "forty-three million, six thousand, eight hundred seventy-one".