11622223 has 2 divisors, whose sum is σ = 11622224. Its totient is φ = 11622222.

The previous prime is 11622217. The next prime is 11622227. The reversal of 11622223 is 32222611.

11622223 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (32222611) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11622223 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11622223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11622227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5811111 + 5811112.

It is an arithmetic number, because the mean of its divisors is an integer number (5811112).

Almost surely, 2^11622223 is an apocalyptic number.

11622223 is a deficient number, since it is larger than the sum of its proper divisors (1).

11622223 is an equidigital number, since it uses as much as digits as its factorization.

11622223 is an evil number, because the sum of its binary digits is even.

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

The square root of 11622223 is about 3409.1381608847. The cubic root of 11622223 is about 226.5147051904.

Adding to 11622223 its reverse (32222611), we get a palindrome (43844834).

The spelling of 11622223 in words is "eleven million, six hundred twenty-two thousand, two hundred twenty-three".