343834605773 has 2 divisors, whose sum is σ = 343834605774. Its totient is φ = 343834605772.

The previous prime is 343834605761. The next prime is 343834606051. The reversal of 343834605773 is 377506438343.

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., 315577668169 + 28256937604 = 561763^2 + 168098^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-343834605773 is a prime.

It is a super-2 number, since 2×343834605773² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343834605733) 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, 171917302886 + 171917302887.

It is an arithmetic number, because the mean of its divisors is an integer number (171917302887).

Almost surely, 2^343834605773 is an apocalyptic number.

It is an amenable number.

343834605773 is a deficient number, since it is larger than the sum of its proper divisors (1).

343834605773 is an equidigital number, since it uses as much as digits as its factorization.

343834605773 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15240960, while the sum is 53.

The spelling of 343834605773 in words is "three hundred forty-three billion, eight hundred thirty-four million, six hundred five thousand, seven hundred seventy-three".