11356223 has 4 divisors (see below), whose sum is σ = 11362968. Its totient is φ = 11349480.

The previous prime is 11356207. The next prime is 11356229. The reversal of 11356223 is 32265311.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 11356223 - 2⁴ = 11356207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11356229) 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, 1508 + ... + 4998.

It is an arithmetic number, because the mean of its divisors is an integer number (2840742).

Almost surely, 2^11356223 is an apocalyptic number.

11356223 is a deficient number, since it is larger than the sum of its proper divisors (6745).

11356223 is an equidigital number, since it uses as much as digits as its factorization.

11356223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6744.

The product of its digits is 1080, while the sum is 23.

The square root of 11356223 is about 3369.8995533992. The cubic root of 11356223 is about 224.7732563496.

The spelling of 11356223 in words is "eleven million, three hundred fifty-six thousand, two hundred twenty-three".