343874433963397 has 2 divisors, whose sum is σ = 343874433963398. Its totient is φ = 343874433963396.

The previous prime is 343874433963373. The next prime is 343874433963433. The reversal of 343874433963397 is 793369334478343.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 287011508319396 + 56862925644001 = 16941414^2 + 7540751^2 .

It is a cyclic number.

It is not a de Polignac number, because 343874433963397 - 2¹⁹ = 343874433439109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343874433963367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171937216981698 + 171937216981699.

It is an arithmetic number, because the mean of its divisors is an integer number (171937216981699).

Almost surely, 2^{343874433963397} is an apocalyptic number.

It is an amenable number.

343874433963397 is a deficient number, since it is larger than the sum of its proper divisors (1).

343874433963397 is an equidigital number, since it uses as much as digits as its factorization.

343874433963397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8888527872, while the sum is 76.

The spelling of 343874433963397 in words is "three hundred forty-three trillion, eight hundred seventy-four billion, four hundred thirty-three million, nine hundred sixty-three thousand, three hundred ninety-seven".