343103303 has 2 divisors, whose sum is σ = 343103304. Its totient is φ = 343103302.

The previous prime is 343103297. The next prime is 343103317. The reversal of 343103303 is 303301343.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 343103303 - 2⁶ = 343103239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343103323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171551651 + 171551652.

It is an arithmetic number, because the mean of its divisors is an integer number (171551652).

Almost surely, 2^343103303 is an apocalyptic number.

343103303 is a deficient number, since it is larger than the sum of its proper divisors (1).

343103303 is an equidigital number, since it uses as much as digits as its factorization.

343103303 is an evil number, because the sum of its binary digits is even.

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

The square root of 343103303 is about 18523.0478863496. The cubic root of 343103303 is about 700.0702670959.

Adding to 343103303 its reverse (303301343), we get a palindrome (646404646).

The spelling of 343103303 in words is "three hundred forty-three million, one hundred three thousand, three hundred three".