475430173 has 2 divisors, whose sum is σ = 475430174. Its totient is φ = 475430172.

The previous prime is 475430149. The next prime is 475430183. The reversal of 475430173 is 371034574.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 267551449 + 207878724 = 16357^2 + 14418^2 .

It is a cyclic number.

It is not a de Polignac number, because 475430173 - 2¹³ = 475421981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (475430183) 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, 237715086 + 237715087.

It is an arithmetic number, because the mean of its divisors is an integer number (237715087).

Almost surely, 2^475430173 is an apocalyptic number.

It is an amenable number.

475430173 is a deficient number, since it is larger than the sum of its proper divisors (1).

475430173 is an equidigital number, since it uses as much as digits as its factorization.

475430173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 475430173 is about 21804.3613297890. The cubic root of 475430173 is about 780.4808414754.

The spelling of 475430173 in words is "four hundred seventy-five million, four hundred thirty thousand, one hundred seventy-three".