343403867 has 2 divisors, whose sum is σ = 343403868. Its totient is φ = 343403866.

The previous prime is 343403861. The next prime is 343403873. The reversal of 343403867 is 768304343.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (343403861) and next prime (343403873).

It is a cyclic number.

It is not a de Polignac number, because 343403867 - 2⁸ = 343403611 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 343403867.

It is not a weakly prime, because it can be changed into another prime (343403861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171701933 + 171701934.

It is an arithmetic number, because the mean of its divisors is an integer number (171701934).

Almost surely, 2^343403867 is an apocalyptic number.

343403867 is a deficient number, since it is larger than the sum of its proper divisors (1).

343403867 is an equidigital number, since it uses as much as digits as its factorization.

343403867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 38.

The square root of 343403867 is about 18531.1593539098. The cubic root of 343403867 is about 700.2746316952.

The spelling of 343403867 in words is "three hundred forty-three million, four hundred three thousand, eight hundred sixty-seven".