345322597 has 2 divisors, whose sum is σ = 345322598. Its totient is φ = 345322596.

The previous prime is 345322589. The next prime is 345322639. The reversal of 345322597 is 795223543.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 192404641 + 152917956 = 13871^2 + 12366^2 .

It is a cyclic number.

It is not a de Polignac number, because 345322597 - 2³ = 345322589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345322577) 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, 172661298 + 172661299.

It is an arithmetic number, because the mean of its divisors is an integer number (172661299).

Almost surely, 2^345322597 is an apocalyptic number.

It is an amenable number.

345322597 is a deficient number, since it is larger than the sum of its proper divisors (1).

345322597 is an equidigital number, since it uses as much as digits as its factorization.

345322597 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 226800, while the sum is 40.

The square root of 345322597 is about 18582.8576112502. The cubic root of 345322597 is about 701.5764450384.

The spelling of 345322597 in words is "three hundred forty-five million, three hundred twenty-two thousand, five hundred ninety-seven".