11303313 has 32 divisors (see below), whose sum is σ = 18063360. Its totient is φ = 6151680.

The previous prime is 11303293. The next prime is 11303321. The reversal of 11303313 is 31330311.

11303313 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11303313 - 2⁸ = 11303057 is a prime.

11303313 is strictly pandigital in base 8.

It is a junction number, because it is equal to n+sod(n) for n = 11303292 and 11303301.

It is not an unprimeable number, because it can be changed into a prime (11303333) 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, 63058 + ... + 63236.

It is an arithmetic number, because the mean of its divisors is an integer number (564480).

Almost surely, 2^11303313 is an apocalyptic number.

It is an amenable number.

11303313 is a deficient number, since it is larger than the sum of its proper divisors (6760047).

11303313 is a wasteful number, since it uses less digits than its factorization.

11303313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317.

The product of its (nonzero) digits is 81, while the sum is 15.

The square root of 11303313 is about 3362.0400057108. The cubic root of 11303313 is about 224.4236309836.

Adding to 11303313 its reverse (31330311), we get a palindrome (42633624).

The spelling of 11303313 in words is "eleven million, three hundred three thousand, three hundred thirteen".