479903443 has 2 divisors, whose sum is σ = 479903444. Its totient is φ = 479903442.

The previous prime is 479903423. The next prime is 479903449. The reversal of 479903443 is 344309974.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-479903443 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 479903443.

It is not a weakly prime, because it can be changed into another prime (479903449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239951721 + 239951722.

It is an arithmetic number, because the mean of its divisors is an integer number (239951722).

Almost surely, 2^479903443 is an apocalyptic number.

479903443 is a deficient number, since it is larger than the sum of its proper divisors (1).

479903443 is an equidigital number, since it uses as much as digits as its factorization.

479903443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 326592, while the sum is 43.

The square root of 479903443 is about 21906.6985874184. The cubic root of 479903443 is about 782.9210236193.

The spelling of 479903443 in words is "four hundred seventy-nine million, nine hundred three thousand, four hundred forty-three".