563334839 has 2 divisors, whose sum is σ = 563334840. Its totient is φ = 563334838.

The previous prime is 563334833. The next prime is 563334841. The reversal of 563334839 is 938433365.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-563334839 is a prime.

It is a super-2 number, since 2×563334839² = 634692281662311842, which contains 22 as substring.

Together with 563334841, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 563334839.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (563334833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281667419 + 281667420.

It is an arithmetic number, because the mean of its divisors is an integer number (281667420).

Almost surely, 2^563334839 is an apocalyptic number.

563334839 is a deficient number, since it is larger than the sum of its proper divisors (1).

563334839 is an equidigital number, since it uses as much as digits as its factorization.

563334839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 699840, while the sum is 44.

The square root of 563334839 is about 23734.6758772898. The cubic root of 563334839 is about 825.8899922286.

The spelling of 563334839 in words is "five hundred sixty-three million, three hundred thirty-four thousand, eight hundred thirty-nine".