343341340247 has 2 divisors, whose sum is σ = 343341340248. Its totient is φ = 343341340246.

The previous prime is 343341340183. The next prime is 343341340249. The reversal of 343341340247 is 742043143343.

It is a strong prime.

It is an emirp because it is prime and its reverse (742043143343) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 343341340247 - 2⁶ = 343341340183 is a prime.

Together with 343341340249, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 343341340247.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343341340249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171670670123 + 171670670124.

It is an arithmetic number, because the mean of its divisors is an integer number (171670670124).

Almost surely, 2^343341340247 is an apocalyptic number.

343341340247 is a deficient number, since it is larger than the sum of its proper divisors (1).

343341340247 is an equidigital number, since it uses as much as digits as its factorization.

343341340247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 290304, while the sum is 38.

The spelling of 343341340247 in words is "three hundred forty-three billion, three hundred forty-one million, three hundred forty thousand, two hundred forty-seven".