475645759 has 2 divisors, whose sum is σ = 475645760. Its totient is φ = 475645758.

The previous prime is 475645721. The next prime is 475645777. The reversal of 475645759 is 957546574.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 475645759 - 2¹⁷ = 475514687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (475645789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237822879 + 237822880.

It is an arithmetic number, because the mean of its divisors is an integer number (237822880).

Almost surely, 2^475645759 is an apocalyptic number.

475645759 is a deficient number, since it is larger than the sum of its proper divisors (1).

475645759 is an equidigital number, since it uses as much as digits as its factorization.

475645759 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5292000, while the sum is 52.

The square root of 475645759 is about 21809.3044134837. The cubic root of 475645759 is about 780.5987945249.

The spelling of 475645759 in words is "four hundred seventy-five million, six hundred forty-five thousand, seven hundred fifty-nine".