10866223 has 2 divisors, whose sum is σ = 10866224. Its totient is φ = 10866222.

The previous prime is 10866221. The next prime is 10866227. The reversal of 10866223 is 32266801.

10866223 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10866223 - 2¹ = 10866221 is a prime.

Together with 10866221, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 10866191 and 10866200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10866221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5433111 + 5433112.

It is an arithmetic number, because the mean of its divisors is an integer number (5433112).

Almost surely, 2^10866223 is an apocalyptic number.

10866223 is a deficient number, since it is larger than the sum of its proper divisors (1).

10866223 is an equidigital number, since it uses as much as digits as its factorization.

10866223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 10866223 is about 3296.3954556455. The cubic root of 10866223 is about 221.4927615100.

The spelling of 10866223 in words is "ten million, eight hundred sixty-six thousand, two hundred twenty-three".