342317317 has 2 divisors, whose sum is σ = 342317318. Its totient is φ = 342317316.

The previous prime is 342317263. The next prime is 342317329. The reversal of 342317317 is 713713243.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 251095716 + 91221601 = 15846^2 + 9551^2 .

It is an emirp because it is prime and its reverse (713713243) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 342317317 - 2¹¹ = 342315269 is a prime.

It is a super-2 number, since 2×342317317² = 234362291036156978, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342317387) 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, 171158658 + 171158659.

It is an arithmetic number, because the mean of its divisors is an integer number (171158659).

Almost surely, 2^342317317 is an apocalyptic number.

It is an amenable number.

342317317 is a deficient number, since it is larger than the sum of its proper divisors (1).

342317317 is an equidigital number, since it uses as much as digits as its factorization.

342317317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10584, while the sum is 31.

The square root of 342317317 is about 18501.8192889240. The cubic root of 342317317 is about 699.5352813450.

The spelling of 342317317 in words is "three hundred forty-two million, three hundred seventeen thousand, three hundred seventeen".