478555943 has 2 divisors, whose sum is σ = 478555944. Its totient is φ = 478555942.

The previous prime is 478555879. The next prime is 478555981. The reversal of 478555943 is 349555874.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 478555943 - 2⁶ = 478555879 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 478555891 and 478555900.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (478555243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239277971 + 239277972.

It is an arithmetic number, because the mean of its divisors is an integer number (239277972).

Almost surely, 2^478555943 is an apocalyptic number.

478555943 is a deficient number, since it is larger than the sum of its proper divisors (1).

478555943 is an equidigital number, since it uses as much as digits as its factorization.

478555943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024000, while the sum is 50.

The square root of 478555943 is about 21875.9215348748. The cubic root of 478555943 is about 782.1875600761.

The spelling of 478555943 in words is "four hundred seventy-eight million, five hundred fifty-five thousand, nine hundred forty-three".