11133313 has 4 divisors (see below), whose sum is σ = 11370240. Its totient is φ = 10896388.

The previous prime is 11133281. The next prime is 11133319. The reversal of 11133313 is 31333111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11133313 - 2⁵ = 11133281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11133319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118393 + ... + 118486.

It is an arithmetic number, because the mean of its divisors is an integer number (2842560).

Almost surely, 2^11133313 is an apocalyptic number.

It is an amenable number.

11133313 is a deficient number, since it is larger than the sum of its proper divisors (236927).

11133313 is an equidigital number, since it uses as much as digits as its factorization.

11133313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236926.

The product of its digits is 81, while the sum is 16.

The square root of 11133313 is about 3336.6619547086. The cubic root of 11133313 is about 223.2928445697.

Adding to 11133313 its reverse (31333111), we get a palindrome (42466424).

The spelling of 11133313 in words is "eleven million, one hundred thirty-three thousand, three hundred thirteen".