343366312013 has 2 divisors, whose sum is σ = 343366312014. Its totient is φ = 343366312012.

The previous prime is 343366311997. The next prime is 343366312049. The reversal of 343366312013 is 310213663343.

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., 202120378084 + 141245933929 = 449578^2 + 375827^2 .

It is a cyclic number.

It is not a de Polignac number, because 343366312013 - 2⁴ = 343366311997 is a prime.

It is a super-2 number, since 2×343366312013² (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 (343366312213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171683156006 + 171683156007.

It is an arithmetic number, because the mean of its divisors is an integer number (171683156007).

Almost surely, 2^343366312013 is an apocalyptic number.

It is an amenable number.

343366312013 is a deficient number, since it is larger than the sum of its proper divisors (1).

343366312013 is an equidigital number, since it uses as much as digits as its factorization.

343366312013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 35.

Adding to 343366312013 its reverse (310213663343), we get a palindrome (653579975356).

The spelling of 343366312013 in words is "three hundred forty-three billion, three hundred sixty-six million, three hundred twelve thousand, thirteen".