343324109 has 2 divisors, whose sum is σ = 343324110. Its totient is φ = 343324108.

The previous prime is 343324103. The next prime is 343324133. The reversal of 343324109 is 901423343.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 184009225 + 159314884 = 13565^2 + 12622^2 .

It is an emirp because it is prime and its reverse (901423343) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 343324109 - 2¹² = 343320013 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343324103) 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, 171662054 + 171662055.

It is an arithmetic number, because the mean of its divisors is an integer number (171662055).

Almost surely, 2^343324109 is an apocalyptic number.

It is an amenable number.

343324109 is a deficient number, since it is larger than the sum of its proper divisors (1).

343324109 is an equidigital number, since it uses as much as digits as its factorization.

343324109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 343324109 is about 18529.0072319053. The cubic root of 343324109 is about 700.2204129030.

The spelling of 343324109 in words is "three hundred forty-three million, three hundred twenty-four thousand, one hundred nine".