434130289 has 2 divisors, whose sum is σ = 434130290. Its totient is φ = 434130288.

The previous prime is 434130283. The next prime is 434130299. The reversal of 434130289 is 982031434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 399320289 + 34810000 = 19983^2 + 5900^2 .

It is a cyclic number.

It is not a de Polignac number, because 434130289 - 2²¹ = 432033137 is a prime.

It is not a weakly prime, because it can be changed into another prime (434130283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217065144 + 217065145.

It is an arithmetic number, because the mean of its divisors is an integer number (217065145).

Almost surely, 2^434130289 is an apocalyptic number.

It is an amenable number.

434130289 is a deficient number, since it is larger than the sum of its proper divisors (1).

434130289 is an equidigital number, since it uses as much as digits as its factorization.

434130289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 434130289 is about 20835.7934574136. The cubic root of 434130289 is about 757.1931837354.

The spelling of 434130289 in words is "four hundred thirty-four million, one hundred thirty thousand, two hundred eighty-nine".