475744117 has 2 divisors, whose sum is σ = 475744118. Its totient is φ = 475744116.

The previous prime is 475744013. The next prime is 475744123. The reversal of 475744117 is 711447574.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 466171281 + 9572836 = 21591^2 + 3094^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-475744117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 475744117.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (475744147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237872058 + 237872059.

It is an arithmetic number, because the mean of its divisors is an integer number (237872059).

Almost surely, 2^475744117 is an apocalyptic number.

It is an amenable number.

475744117 is a deficient number, since it is larger than the sum of its proper divisors (1).

475744117 is an equidigital number, since it uses as much as digits as its factorization.

475744117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 109760, while the sum is 40.

The square root of 475744117 is about 21811.5592519196. The cubic root of 475744117 is about 780.6525970612.

The spelling of 475744117 in words is "four hundred seventy-five million, seven hundred forty-four thousand, one hundred seventeen".