11964223 has 4 divisors (see below), whose sum is σ = 11992288. Its totient is φ = 11936160.

The previous prime is 11964193. The next prime is 11964259. The reversal of 11964223 is 32246911.

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 11964223 - 2²¹ = 9867071 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11964191 and 11964200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11961223) 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, 13383 + ... + 14248.

It is an arithmetic number, because the mean of its divisors is an integer number (2998072).

Almost surely, 2^11964223 is an apocalyptic number.

11964223 is a deficient number, since it is larger than the sum of its proper divisors (28065).

11964223 is an equidigital number, since it uses as much as digits as its factorization.

11964223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28064.

The product of its digits is 2592, while the sum is 28.

The square root of 11964223 is about 3458.9337952612. The cubic root of 11964223 is about 228.7150973454.

The spelling of 11964223 in words is "eleven million, nine hundred sixty-four thousand, two hundred twenty-three".