343000613 has 2 divisors, whose sum is σ = 343000614. Its totient is φ = 343000612.

The previous prime is 343000607. The next prime is 343000631. The reversal of 343000613 is 316000343.

Together with next prime (343000631) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 322633444 + 20367169 = 17962^2 + 4513^2 .

It is a cyclic number.

It is not a de Polignac number, because 343000613 - 2²⁴ = 326223397 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343000663) 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, 171500306 + 171500307.

It is an arithmetic number, because the mean of its divisors is an integer number (171500307).

Almost surely, 2^343000613 is an apocalyptic number.

It is an amenable number.

343000613 is a deficient number, since it is larger than the sum of its proper divisors (1).

343000613 is an equidigital number, since it uses as much as digits as its factorization.

343000613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 343000613 is about 18520.2757268892. The cubic root of 343000613 is about 700.0004170066. Note that the first 3 decimals are identical.

Adding to 343000613 its reverse (316000343), we get a palindrome (659000956).

The spelling of 343000613 in words is "three hundred forty-three million, six hundred thirteen", and thus it is an aban number.