343301303 has 2 divisors, whose sum is σ = 343301304. Its totient is φ = 343301302.

The previous prime is 343301269. The next prime is 343301311. The reversal of 343301303 is 303103343.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 343301303 - 2⁶ = 343301239 is a prime.

It is a super-3 number, since 3×343301303³ (a number of 27 digits) contains 333 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343301003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171650651 + 171650652.

It is an arithmetic number, because the mean of its divisors is an integer number (171650652).

Almost surely, 2^343301303 is an apocalyptic number.

343301303 is a deficient number, since it is larger than the sum of its proper divisors (1).

343301303 is an equidigital number, since it uses as much as digits as its factorization.

343301303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 20.

The square root of 343301303 is about 18528.3918082493. The cubic root of 343301303 is about 700.2049080395.

Adding to 343301303 its reverse (303103343), we get a palindrome (646404646).

The spelling of 343301303 in words is "three hundred forty-three million, three hundred one thousand, three hundred three".