478307743 has 2 divisors, whose sum is σ = 478307744. Its totient is φ = 478307742.

The previous prime is 478307741. The next prime is 478307761. The reversal of 478307743 is 347703874.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 478307743 - 2¹ = 478307741 is a prime.

Together with 478307741, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 478307743.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (478307741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239153871 + 239153872.

It is an arithmetic number, because the mean of its divisors is an integer number (239153872).

Almost surely, 2^478307743 is an apocalyptic number.

478307743 is a deficient number, since it is larger than the sum of its proper divisors (1).

478307743 is an equidigital number, since it uses as much as digits as its factorization.

478307743 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 395136, while the sum is 43.

The square root of 478307743 is about 21870.2478952572. The cubic root of 478307743 is about 782.0523111549.

The spelling of 478307743 in words is "four hundred seventy-eight million, three hundred seven thousand, seven hundred forty-three".