343421341 has 2 divisors, whose sum is σ = 343421342. Its totient is φ = 343421340.

The previous prime is 343421321. The next prime is 343421387. The reversal of 343421341 is 143124343.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 219188025 + 124233316 = 14805^2 + 11146^2 .

It is a cyclic number.

It is not a de Polignac number, because 343421341 - 2⁷ = 343421213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343421321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171710670 + 171710671.

It is an arithmetic number, because the mean of its divisors is an integer number (171710671).

Almost surely, 2^343421341 is an apocalyptic number.

It is an amenable number.

343421341 is a deficient number, since it is larger than the sum of its proper divisors (1).

343421341 is an equidigital number, since it uses as much as digits as its factorization.

343421341 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 25.

The square root of 343421341 is about 18531.6308240802. The cubic root of 343421341 is about 700.2865092467.

Adding to 343421341 its reverse (143124343), we get a palindrome (486545684).

The spelling of 343421341 in words is "three hundred forty-three million, four hundred twenty-one thousand, three hundred forty-one".