343411342342391 has 2 divisors, whose sum is σ = 343411342342392. Its totient is φ = 343411342342390.

The previous prime is 343411342342363. The next prime is 343411342342441. The reversal of 343411342342391 is 193243243114343.

It is a weak prime.

It is an emirp because it is prime and its reverse (193243243114343) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-343411342342391 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343411342342351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171705671171195 + 171705671171196.

It is an arithmetic number, because the mean of its divisors is an integer number (171705671171196).

Almost surely, 2^{343411342342391} is an apocalyptic number.

343411342342391 is a deficient number, since it is larger than the sum of its proper divisors (1).

343411342342391 is an equidigital number, since it uses as much as digits as its factorization.

343411342342391 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2239488, while the sum is 47.

The spelling of 343411342342391 in words is "three hundred forty-three trillion, four hundred eleven billion, three hundred forty-two million, three hundred forty-two thousand, three hundred ninety-one".