343266109 has 2 divisors, whose sum is σ = 343266110. Its totient is φ = 343266108.

The previous prime is 343266097. The next prime is 343266113. The reversal of 343266109 is 901662343.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 206726884 + 136539225 = 14378^2 + 11685^2 .

It is an emirp because it is prime and its reverse (901662343) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 343266109 - 2⁹ = 343265597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343266149) 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, 171633054 + 171633055.

It is an arithmetic number, because the mean of its divisors is an integer number (171633055).

Almost surely, 2^343266109 is an apocalyptic number.

It is an amenable number.

343266109 is a deficient number, since it is larger than the sum of its proper divisors (1).

343266109 is an equidigital number, since it uses as much as digits as its factorization.

343266109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 34.

The square root of 343266109 is about 18527.4420522640. The cubic root of 343266109 is about 700.1809797356.

The spelling of 343266109 in words is "three hundred forty-three million, two hundred sixty-six thousand, one hundred nine".