13231303 has 8 divisors (see below), whose sum is σ = 13439520. Its totient is φ = 13024800.

The previous prime is 13231297. The next prime is 13231313. The reversal of 13231303 is 30313231.

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 13231303 - 2¹⁷ = 13100231 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 (13231313) 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 7 ways as a sum of consecutive naturals, for example, 26926 + ... + 27412.

It is an arithmetic number, because the mean of its divisors is an integer number (1679940).

Almost surely, 2^13231303 is an apocalyptic number.

13231303 is a deficient number, since it is larger than the sum of its proper divisors (208217).

13231303 is a wasteful number, since it uses less digits than its factorization.

13231303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 13231303 is about 3637.4858075325. The cubic root of 13231303 is about 236.5198191938.

Adding to 13231303 its reverse (30313231), we get a palindrome (43544534).

The spelling of 13231303 in words is "thirteen million, two hundred thirty-one thousand, three hundred three".