313203 has 8 divisors (see below), whose sum is σ = 455616. Its totient is φ = 189800.

The previous prime is 313163. The next prime is 313207. The reversal of 313203 is 302313.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 313203 - 2¹² = 309107 is a prime.

It is a super-2 number, since 2×313203² = 196192238418, which contains 22 as substring.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 313203.

It is not an unprimeable number, because it can be changed into a prime (313207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4713 + ... + 4778.

It is an arithmetic number, because the mean of its divisors is an integer number (56952).

2³¹³²⁰³ is an apocalyptic number.

313203 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

313203 is a deficient number, since it is larger than the sum of its proper divisors (142413).

313203 is a wasteful number, since it uses less digits than its factorization.

313203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9505.

The product of its (nonzero) digits is 54, while the sum is 12.

The square root of 313203 is about 559.6454234602. The cubic root of 313203 is about 67.9112885868.

Adding to 313203 its reverse (302313), we get a palindrome (615516).

The spelling of 313203 in words is "three hundred thirteen thousand, two hundred three".