43058421059 has 2 divisors, whose sum is σ = 43058421060. Its totient is φ = 43058421058.

The previous prime is 43058421037. The next prime is 43058421097. The reversal of 43058421059 is 95012485034.

43058421059 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-43058421059 is a prime.

It is not a weakly prime, because it can be changed into another prime (43058427059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21529210529 + 21529210530.

It is an arithmetic number, because the mean of its divisors is an integer number (21529210530).

Almost surely, 2^43058421059 is an apocalyptic number.

43058421059 is a deficient number, since it is larger than the sum of its proper divisors (1).

43058421059 is an equidigital number, since it uses as much as digits as its factorization.

43058421059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172800, while the sum is 41.

The spelling of 43058421059 in words is "forty-three billion, fifty-eight million, four hundred twenty-one thousand, fifty-nine".