345303559 has 2 divisors, whose sum is σ = 345303560. Its totient is φ = 345303558.

The previous prime is 345303481. The next prime is 345303571. The reversal of 345303559 is 955303543.

It is a strong prime.

It is an emirp because it is prime and its reverse (955303543) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 345303559 - 2⁹ = 345303047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345303589) 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, 172651779 + 172651780.

It is an arithmetic number, because the mean of its divisors is an integer number (172651780).

Almost surely, 2^345303559 is an apocalyptic number.

345303559 is a deficient number, since it is larger than the sum of its proper divisors (1).

345303559 is an equidigital number, since it uses as much as digits as its factorization.

345303559 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 121500, while the sum is 37.

The square root of 345303559 is about 18582.3453578928. The cubic root of 345303559 is about 701.5635519176.

The spelling of 345303559 in words is "three hundred forty-five million, three hundred three thousand, five hundred fifty-nine".