345608565233 has 2 divisors, whose sum is σ = 345608565234. Its totient is φ = 345608565232.

The previous prime is 345608565109. The next prime is 345608565259. The reversal of 345608565233 is 332565806543.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 295209662224 + 50398903009 = 543332^2 + 224497^2 .

It is a cyclic number.

It is not a de Polignac number, because 345608565233 - 2³⁴ = 328428696049 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (345608585233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172804282616 + 172804282617.

It is an arithmetic number, because the mean of its divisors is an integer number (172804282617).

Almost surely, 2^345608565233 is an apocalyptic number.

It is an amenable number.

345608565233 is a deficient number, since it is larger than the sum of its proper divisors (1).

345608565233 is an equidigital number, since it uses as much as digits as its factorization.

345608565233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776000, while the sum is 50.

The spelling of 345608565233 in words is "three hundred forty-five billion, six hundred eight million, five hundred sixty-five thousand, two hundred thirty-three".