475059161 has 2 divisors, whose sum is σ = 475059162. Its totient is φ = 475059160.

The previous prime is 475059157. The next prime is 475059187. The reversal of 475059161 is 161950574.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 471975625 + 3083536 = 21725^2 + 1756^2 .

It is a cyclic number.

It is not a de Polignac number, because 475059161 - 2² = 475059157 is a prime.

It is a Chen prime.

It is equal to p_25108769 and since 475059161 and 25108769 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (475059131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237529580 + 237529581.

It is an arithmetic number, because the mean of its divisors is an integer number (237529581).

Almost surely, 2^475059161 is an apocalyptic number.

It is an amenable number.

475059161 is a deficient number, since it is larger than the sum of its proper divisors (1).

475059161 is an equidigital number, since it uses as much as digits as its factorization.

475059161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37800, while the sum is 38.

The square root of 475059161 is about 21795.8519218681. The cubic root of 475059161 is about 780.2777670595.

The spelling of 475059161 in words is "four hundred seventy-five million, fifty-nine thousand, one hundred sixty-one".