313303 has 4 divisors (see below), whose sum is σ = 315288. Its totient is φ = 311320.

The previous prime is 313301. The next prime is 313307. The reversal of 313303 is 303313.

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 313303 - 2¹ = 313301 is a prime.

It is a Duffinian number.

313303 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313301) 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, 733 + ... + 1078.

It is an arithmetic number, because the mean of its divisors is an integer number (78822).

2³¹³³⁰³ is an apocalyptic number.

313303 is a deficient number, since it is larger than the sum of its proper divisors (1985).

313303 is a wasteful number, since it uses less digits than its factorization.

313303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1984.

The product of its (nonzero) digits is 81, while the sum is 13.

The square root of 313303 is about 559.7347586134. The cubic root of 313303 is about 67.9185154293.

Adding to 313303 its reverse (303313), we get a palindrome (616616).

It can be divided in two parts, 313 and 303, that added together give a palindrome (616).

The spelling of 313303 in words is "three hundred thirteen thousand, three hundred three".