343351361 has 2 divisors, whose sum is σ = 343351362. Its totient is φ = 343351360.

The previous prime is 343351313. The next prime is 343351369. The reversal of 343351361 is 163153343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 261792400 + 81558961 = 16180^2 + 9031^2 .

It is a cyclic number.

It is not a de Polignac number, because 343351361 - 2²⁶ = 276242497 is a prime.

It is not a weakly prime, because it can be changed into another prime (343351369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171675680 + 171675681.

It is an arithmetic number, because the mean of its divisors is an integer number (171675681).

Almost surely, 2^343351361 is an apocalyptic number.

It is an amenable number.

343351361 is a deficient number, since it is larger than the sum of its proper divisors (1).

343351361 is an equidigital number, since it uses as much as digits as its factorization.

343351361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9720, while the sum is 29.

The square root of 343351361 is about 18529.7426047962. The cubic root of 343351361 is about 700.2389395190.

The spelling of 343351361 in words is "three hundred forty-three million, three hundred fifty-one thousand, three hundred sixty-one".