10303313 has 4 divisors (see below), whose sum is σ = 10405428. Its totient is φ = 10201200.

The previous prime is 10303291. The next prime is 10303331. The reversal of 10303313 is 31330301.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4695889 + 5607424 = 2167^2 + 2368^2 .

It is a cyclic number.

It is not a de Polignac number, because 10303313 - 2²² = 6109009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10303213) 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 3 ways as a sum of consecutive naturals, for example, 50906 + ... + 51107.

It is an arithmetic number, because the mean of its divisors is an integer number (2601357).

Almost surely, 2^10303313 is an apocalyptic number.

It is an amenable number.

10303313 is a deficient number, since it is larger than the sum of its proper divisors (102115).

10303313 is a wasteful number, since it uses less digits than its factorization.

10303313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102114.

The product of its (nonzero) digits is 81, while the sum is 14.

The square root of 10303313 is about 3209.8774119894. The cubic root of 10303313 is about 217.6000367760.

Adding to 10303313 its reverse (31330301), we get a palindrome (41633614).

The spelling of 10303313 in words is "ten million, three hundred three thousand, three hundred thirteen".