313313303 has 4 divisors (see below), whose sum is σ = 324117240. Its totient is φ = 302509368.

The previous prime is 313313261. The next prime is 313313309. The reversal of 313313303 is 303313313.

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

It is a cyclic number.

It is not a de Polignac number, because 313313303 - 2¹² = 313309207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313313309) 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 in 3 ways as a sum of consecutive naturals, for example, 5401925 + ... + 5401982.

It is an arithmetic number, because the mean of its divisors is an integer number (81029310).

Almost surely, 2^313313303 is an apocalyptic number.

313313303 is a deficient number, since it is larger than the sum of its proper divisors (10803937).

313313303 is a wasteful number, since it uses less digits than its factorization.

313313303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10803936.

The product of its (nonzero) digits is 729, while the sum is 20.

The square root of 313313303 is about 17700.6582645957. The cubic root of 313313303 is about 679.1925992348.

Adding to 313313303 its reverse (303313313), we get a palindrome (616626616).

The spelling of 313313303 in words is "three hundred thirteen million, three hundred thirteen thousand, three hundred three".