343223303 has 2 divisors, whose sum is σ = 343223304. Its totient is φ = 343223302.

The previous prime is 343223269. The next prime is 343223311. The reversal of 343223303 is 303322343.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 343223303 - 2²² = 339028999 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343223333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171611651 + 171611652.

It is an arithmetic number, because the mean of its divisors is an integer number (171611652).

Almost surely, 2^343223303 is an apocalyptic number.

343223303 is a deficient number, since it is larger than the sum of its proper divisors (1).

343223303 is an equidigital number, since it uses as much as digits as its factorization.

343223303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 23.

The square root of 343223303 is about 18526.2868109074. The cubic root of 343223303 is about 700.1518738494.

Adding to 343223303 its reverse (303322343), we get a palindrome (646545646).

The spelling of 343223303 in words is "three hundred forty-three million, two hundred twenty-three thousand, three hundred three".