479919283 has 2 divisors, whose sum is σ = 479919284. Its totient is φ = 479919282.

The previous prime is 479919257. The next prime is 479919313. The reversal of 479919283 is 382919974.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 479919283 - 2²¹ = 477822131 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 479919283.

It is not a weakly prime, because it can be changed into another prime (479919203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239959641 + 239959642.

It is an arithmetic number, because the mean of its divisors is an integer number (239959642).

Almost surely, 2^479919283 is an apocalyptic number.

479919283 is a deficient number, since it is larger than the sum of its proper divisors (1).

479919283 is an equidigital number, since it uses as much as digits as its factorization.

479919283 is an evil number, because the sum of its binary digits is even.

The product of its digits is 979776, while the sum is 52.

The square root of 479919283 is about 21907.0601176881. The cubic root of 479919283 is about 782.9296373885.

The spelling of 479919283 in words is "four hundred seventy-nine million, nine hundred nineteen thousand, two hundred eighty-three".