434041589 has 2 divisors, whose sum is σ = 434041590. Its totient is φ = 434041588.

The previous prime is 434041577. The next prime is 434041609. The reversal of 434041589 is 985140434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 377641489 + 56400100 = 19433^2 + 7510^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-434041589 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434041189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217020794 + 217020795.

It is an arithmetic number, because the mean of its divisors is an integer number (217020795).

Almost surely, 2^434041589 is an apocalyptic number.

It is an amenable number.

434041589 is a deficient number, since it is larger than the sum of its proper divisors (1).

434041589 is an equidigital number, since it uses as much as digits as its factorization.

434041589 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 434041589 is about 20833.6648000298. The cubic root of 434041589 is about 757.1416111916.

The spelling of 434041589 in words is "four hundred thirty-four million, forty-one thousand, five hundred eighty-nine".