478322303 has 2 divisors, whose sum is σ = 478322304. Its totient is φ = 478322302.

The previous prime is 478322293. The next prime is 478322357. The reversal of 478322303 is 303223874.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 478322303 - 2⁴ = 478322287 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 478322303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (478322363) 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, 239161151 + 239161152.

It is an arithmetic number, because the mean of its divisors is an integer number (239161152).

Almost surely, 2^478322303 is an apocalyptic number.

478322303 is a deficient number, since it is larger than the sum of its proper divisors (1).

478322303 is an equidigital number, since it uses as much as digits as its factorization.

478322303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 478322303 is about 21870.5807650369. The cubic root of 478322303 is about 782.0602464687.

The spelling of 478322303 in words is "four hundred seventy-eight million, three hundred twenty-two thousand, three hundred three".