478393703 has 2 divisors, whose sum is σ = 478393704. Its totient is φ = 478393702.

The previous prime is 478393687. The next prime is 478393709. The reversal of 478393703 is 307393874.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 478393703 - 2⁴ = 478393687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (478393709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239196851 + 239196852.

It is an arithmetic number, because the mean of its divisors is an integer number (239196852).

Almost surely, 2^478393703 is an apocalyptic number.

478393703 is a deficient number, since it is larger than the sum of its proper divisors (1).

478393703 is an equidigital number, since it uses as much as digits as its factorization.

478393703 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 381024, while the sum is 44.

The square root of 478393703 is about 21872.2130338930. The cubic root of 478393703 is about 782.0991576959.

The spelling of 478393703 in words is "four hundred seventy-eight million, three hundred ninety-three thousand, seven hundred three".