342321303 has 4 divisors (see below), whose sum is σ = 456428408. Its totient is φ = 228214200.

The previous prime is 342321289. The next prime is 342321311. The reversal of 342321303 is 303123243.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 342321303 - 2⁸ = 342321047 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 342321303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342321383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57053548 + ... + 57053553.

It is an arithmetic number, because the mean of its divisors is an integer number (114107102).

Almost surely, 2^342321303 is an apocalyptic number.

342321303 is a deficient number, since it is larger than the sum of its proper divisors (114107105).

342321303 is a wasteful number, since it uses less digits than its factorization.

342321303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114107104.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 342321303 is about 18501.9270077471. The cubic root of 342321303 is about 699.5379965030.

Adding to 342321303 its reverse (303123243), we get a palindrome (645444546).

The spelling of 342321303 in words is "three hundred forty-two million, three hundred twenty-one thousand, three hundred three".