495034289 has 2 divisors, whose sum is σ = 495034290. Its totient is φ = 495034288.

The previous prime is 495034279. The next prime is 495034297. The reversal of 495034289 is 982430594.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 292683664 + 202350625 = 17108^2 + 14225^2 .

It is a cyclic number.

It is not a de Polignac number, because 495034289 - 2²⁸ = 226598833 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (495034219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247517144 + 247517145.

It is an arithmetic number, because the mean of its divisors is an integer number (247517145).

Almost surely, 2^495034289 is an apocalyptic number.

It is an amenable number.

495034289 is a deficient number, since it is larger than the sum of its proper divisors (1).

495034289 is an equidigital number, since it uses as much as digits as its factorization.

495034289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 44.

The square root of 495034289 is about 22249.3660359121. The cubic root of 495034289 is about 791.0642543631.

The spelling of 495034289 in words is "four hundred ninety-five million, thirty-four thousand, two hundred eighty-nine".