682347109 has 2 divisors, whose sum is σ = 682347110. Its totient is φ = 682347108.

The previous prime is 682347089. The next prime is 682347121. The reversal of 682347109 is 901743286.

682347109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 541260225 + 141086884 = 23265^2 + 11878^2 .

It is a cyclic number.

It is not a de Polignac number, because 682347109 - 2²⁹ = 145476197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (682342109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341173554 + 341173555.

It is an arithmetic number, because the mean of its divisors is an integer number (341173555).

Almost surely, 2^682347109 is an apocalyptic number.

It is an amenable number.

682347109 is a deficient number, since it is larger than the sum of its proper divisors (1).

682347109 is an equidigital number, since it uses as much as digits as its factorization.

682347109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 682347109 is about 26121.7746142945. The cubic root of 682347109 is about 880.3765214695.

The spelling of 682347109 in words is "six hundred eighty-two million, three hundred forty-seven thousand, one hundred nine".