834343351813 has 2 divisors, whose sum is σ = 834343351814. Its totient is φ = 834343351812.

The previous prime is 834343351789. The next prime is 834343351841. The reversal of 834343351813 is 318153343438.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 571849026849 + 262494324964 = 756207^2 + 512342^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-834343351813 is a prime.

It is a super-2 number, since 2×834343351813² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (834343351843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 417171675906 + 417171675907.

It is an arithmetic number, because the mean of its divisors is an integer number (417171675907).

Almost surely, 2^834343351813 is an apocalyptic number.

It is an amenable number.

834343351813 is a deficient number, since it is larger than the sum of its proper divisors (1).

834343351813 is an equidigital number, since it uses as much as digits as its factorization.

834343351813 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1244160, while the sum is 46.

The spelling of 834343351813 in words is "eight hundred thirty-four billion, three hundred forty-three million, three hundred fifty-one thousand, eight hundred thirteen".