475909559 has 2 divisors, whose sum is σ = 475909560. Its totient is φ = 475909558.

The previous prime is 475909531. The next prime is 475909573. The reversal of 475909559 is 955909574.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 475909559 - 2²⁴ = 459132343 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 475909559.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (475909519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237954779 + 237954780.

It is an arithmetic number, because the mean of its divisors is an integer number (237954780).

Almost surely, 2^475909559 is an apocalyptic number.

475909559 is a deficient number, since it is larger than the sum of its proper divisors (1).

475909559 is an equidigital number, since it uses as much as digits as its factorization.

475909559 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2551500, while the sum is 53.

The square root of 475909559 is about 21815.3514525895. The cubic root of 475909559 is about 780.7430783052.

The spelling of 475909559 in words is "four hundred seventy-five million, nine hundred nine thousand, five hundred fifty-nine".