343438581413 has 2 divisors, whose sum is σ = 343438581414. Its totient is φ = 343438581412.

The previous prime is 343438581401. The next prime is 343438581533. The reversal of 343438581413 is 314185834343.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 279441218884 + 63997362529 = 528622^2 + 252977^2 .

It is an emirp because it is prime and its reverse (314185834343) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 343438581413 - 2²⁸ = 343170145957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343438583413) 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, 171719290706 + 171719290707.

It is an arithmetic number, because the mean of its divisors is an integer number (171719290707).

Almost surely, 2^343438581413 is an apocalyptic number.

It is an amenable number.

343438581413 is a deficient number, since it is larger than the sum of its proper divisors (1).

343438581413 is an equidigital number, since it uses as much as digits as its factorization.

343438581413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1658880, while the sum is 47.

The spelling of 343438581413 in words is "three hundred forty-three billion, four hundred thirty-eight million, five hundred eighty-one thousand, four hundred thirteen".