476996161 has 2 divisors, whose sum is σ = 476996162. Its totient is φ = 476996160.

The previous prime is 476996141. The next prime is 476996167. The reversal of 476996161 is 161699674.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 464143936 + 12852225 = 21544^2 + 3585^2 .

It is a cyclic number.

It is not a de Polignac number, because 476996161 - 2⁵ = 476996129 is a prime.

It is not a weakly prime, because it can be changed into another prime (476996167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238498080 + 238498081.

It is an arithmetic number, because the mean of its divisors is an integer number (238498081).

Almost surely, 2^476996161 is an apocalyptic number.

It is an amenable number.

476996161 is a deficient number, since it is larger than the sum of its proper divisors (1).

476996161 is an equidigital number, since it uses as much as digits as its factorization.

476996161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 489888, while the sum is 49.

The square root of 476996161 is about 21840.2417797972. The cubic root of 476996161 is about 781.3368270773.

The spelling of 476996161 in words is "four hundred seventy-six million, nine hundred ninety-six thousand, one hundred sixty-one".