705845339 has 2 divisors, whose sum is σ = 705845340. Its totient is φ = 705845338.

The previous prime is 705845323. The next prime is 705845341. The reversal of 705845339 is 933548507.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 705845339 - 2⁴ = 705845323 is a prime.

Together with 705845341, 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 705845339.

It is not a weakly prime, because it can be changed into another prime (705845639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352922669 + 352922670.

It is an arithmetic number, because the mean of its divisors is an integer number (352922670).

Almost surely, 2^705845339 is an apocalyptic number.

705845339 is a deficient number, since it is larger than the sum of its proper divisors (1).

705845339 is an equidigital number, since it uses as much as digits as its factorization.

705845339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 453600, while the sum is 44.

The square root of 705845339 is about 26567.7499800040. The cubic root of 705845339 is about 890.3686302774.

The spelling of 705845339 in words is "seven hundred five million, eight hundred forty-five thousand, three hundred thirty-nine".