313203423 has 16 divisors (see below), whose sum is σ = 450047360. Its totient is φ = 192603744.

The previous prime is 313203389. The next prime is 313203437. The reversal of 313203423 is 324302313.

It is not a de Polignac number, because 313203423 - 2¹⁰ = 313202399 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 313203423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313203523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97440 + ... + 100602.

It is an arithmetic number, because the mean of its divisors is an integer number (28127960).

Almost surely, 2^313203423 is an apocalyptic number.

313203423 is a deficient number, since it is larger than the sum of its proper divisors (136843937).

313203423 is a wasteful number, since it uses less digits than its factorization.

313203423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5718.

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

The square root of 313203423 is about 17697.5541530461. The cubic root of 313203423 is about 679.1131915960.

Adding to 313203423 its reverse (324302313), we get a palindrome (637505736).

It can be divided in two parts, 31320 and 3423, that added together give a palindrome (34743).

The spelling of 313203423 in words is "three hundred thirteen million, two hundred three thousand, four hundred twenty-three".