11406223 has 4 divisors (see below), whose sum is σ = 11671528. Its totient is φ = 11140920.

The previous prime is 11406217. The next prime is 11406247. The reversal of 11406223 is 32260411.

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 11406223 - 2⁵ = 11406191 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 11406223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11406203) 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, 132588 + ... + 132673.

It is an arithmetic number, because the mean of its divisors is an integer number (2917882).

Almost surely, 2^11406223 is an apocalyptic number.

11406223 is a deficient number, since it is larger than the sum of its proper divisors (265305).

11406223 is an equidigital number, since it uses as much as digits as its factorization.

11406223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265304.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 11406223 is about 3377.3100242649. The cubic root of 11406223 is about 225.1026560368.

Adding to 11406223 its reverse (32260411), we get a palindrome (43666634).

The spelling of 11406223 in words is "eleven million, four hundred six thousand, two hundred twenty-three".