455055173 has 2 divisors, whose sum is σ = 455055174. Its totient is φ = 455055172.

The previous prime is 455055143. The next prime is 455055217. The reversal of 455055173 is 371550554.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 452072644 + 2982529 = 21262^2 + 1727^2 .

It is a cyclic number.

It is not a de Polignac number, because 455055173 - 2¹⁴ = 455038789 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (455055103) 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, 227527586 + 227527587.

It is an arithmetic number, because the mean of its divisors is an integer number (227527587).

Almost surely, 2^455055173 is an apocalyptic number.

It is an amenable number.

455055173 is a deficient number, since it is larger than the sum of its proper divisors (1).

455055173 is an equidigital number, since it uses as much as digits as its factorization.

455055173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52500, while the sum is 35.

The square root of 455055173 is about 21332.0222435661. The cubic root of 455055173 is about 769.1682551969.

The spelling of 455055173 in words is "four hundred fifty-five million, fifty-five thousand, one hundred seventy-three".