943434425009 has 2 divisors, whose sum is σ = 943434425010. Its totient is φ = 943434425008.

The previous prime is 943434424993. The next prime is 943434425027. The reversal of 943434425009 is 900524434349.

943434425009 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 can be written as a sum of positive squares in only one way, i.e., 922506462784 + 20927962225 = 960472^2 + 144665^2 .

It is a cyclic number.

It is not a de Polignac number, because 943434425009 - 2⁴ = 943434424993 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (943434425209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 471717212504 + 471717212505.

It is an arithmetic number, because the mean of its divisors is an integer number (471717212505).

Almost surely, 2^943434425009 is an apocalyptic number.

It is an amenable number.

943434425009 is a deficient number, since it is larger than the sum of its proper divisors (1).

943434425009 is an equidigital number, since it uses as much as digits as its factorization.

943434425009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1866240, while the sum is 47.

The spelling of 943434425009 in words is "nine hundred forty-three billion, four hundred thirty-four million, four hundred twenty-five thousand, nine".