313242303 has 32 divisors (see below), whose sum is σ = 482457600. Its totient is φ = 178783200.

The previous prime is 313242301. The next prime is 313242317. The reversal of 313242303 is 303242313.

It is not a de Polignac number, because 313242303 - 2¹ = 313242301 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 313242303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313242301) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 110838 + ... + 113628.

It is an arithmetic number, because the mean of its divisors is an integer number (15076800).

Almost surely, 2^313242303 is an apocalyptic number.

313242303 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

313242303 is a deficient number, since it is larger than the sum of its proper divisors (169215297).

313242303 is a wasteful number, since it uses less digits than its factorization.

313242303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3003.

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

The square root of 313242303 is about 17698.6525758319. The cubic root of 313242303 is about 679.1412913617.

Adding to 313242303 its reverse (303242313), we get a palindrome (616484616).

The spelling of 313242303 in words is "three hundred thirteen million, two hundred forty-two thousand, three hundred three".