343719882809 has 2 divisors, whose sum is σ = 343719882810. Its totient is φ = 343719882808.

The previous prime is 343719882749. The next prime is 343719882833. The reversal of 343719882809 is 908288917343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 180176478784 + 163543404025 = 424472^2 + 404405^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-343719882809 is a prime.

It is a super-3 number, since 3×343719882809³ (a number of 36 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (343319882809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171859941404 + 171859941405.

It is an arithmetic number, because the mean of its divisors is an integer number (171859941405).

Almost surely, 2^343719882809 is an apocalyptic number.

It is an amenable number.

343719882809 is a deficient number, since it is larger than the sum of its proper divisors (1).

343719882809 is an equidigital number, since it uses as much as digits as its factorization.

343719882809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20901888, while the sum is 62.

The spelling of 343719882809 in words is "three hundred forty-three billion, seven hundred nineteen million, eight hundred eighty-two thousand, eight hundred nine".