11405323 has 4 divisors (see below), whose sum is σ = 11798640. Its totient is φ = 11012008.

The previous prime is 11405321. The next prime is 11405327. The reversal of 11405323 is 32350411.

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 11405323 - 2¹ = 11405321 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11405323.

It is not an unprimeable number, because it can be changed into a prime (11405321) 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, 196615 + ... + 196672.

It is an arithmetic number, because the mean of its divisors is an integer number (2949660).

Almost surely, 2^11405323 is an apocalyptic number.

11405323 is a deficient number, since it is larger than the sum of its proper divisors (393317).

11405323 is an equidigital number, since it uses as much as digits as its factorization.

11405323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393316.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 11405323 is about 3377.1767795009. The cubic root of 11405323 is about 225.0967353589.

Adding to 11405323 its reverse (32350411), we get a palindrome (43755734).

The spelling of 11405323 in words is "eleven million, four hundred five thousand, three hundred twenty-three".