11331323 has 4 divisors (see below), whose sum is σ = 11373408. Its totient is φ = 11289240.

The previous prime is 11331319. The next prime is 11331329. The reversal of 11331323 is 32313311.

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

It is a cyclic number.

It is not a de Polignac number, because 11331323 - 2² = 11331319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11331329) 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, 20636 + ... + 21177.

It is an arithmetic number, because the mean of its divisors is an integer number (2843352).

Almost surely, 2^11331323 is an apocalyptic number.

11331323 is a deficient number, since it is larger than the sum of its proper divisors (42085).

11331323 is an equidigital number, since it uses as much as digits as its factorization.

11331323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42084.

The product of its digits is 162, while the sum is 17.

The square root of 11331323 is about 3366.2030538873. The cubic root of 11331323 is about 224.6088545738.

Adding to 11331323 its reverse (32313311), we get a palindrome (43644634).

The spelling of 11331323 in words is "eleven million, three hundred thirty-one thousand, three hundred twenty-three".