343340343530413 has 2 divisors, whose sum is σ = 343340343530414. Its totient is φ = 343340343530412.

The previous prime is 343340343530407. The next prime is 343340343530473. The reversal of 343340343530413 is 314035343043343.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 328699909586889 + 14640433943524 = 18130083^2 + 3826282^2 .

It is a cyclic number.

It is not a de Polignac number, because 343340343530413 - 2⁵ = 343340343530381 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 343340343530413.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343340343530473) 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, 171670171765206 + 171670171765207.

It is an arithmetic number, because the mean of its divisors is an integer number (171670171765207).

Almost surely, 2^{343340343530413} is an apocalyptic number.

It is an amenable number.

343340343530413 is a deficient number, since it is larger than the sum of its proper divisors (1).

343340343530413 is an equidigital number, since it uses as much as digits as its factorization.

343340343530413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2799360, while the sum is 43.

Adding to 343340343530413 its reverse (314035343043343), we get a palindrome (657375686573756).

The spelling of 343340343530413 in words is "three hundred forty-three trillion, three hundred forty billion, three hundred forty-three million, five hundred thirty thousand, four hundred thirteen".