12225923 has 2 divisors, whose sum is σ = 12225924. Its totient is φ = 12225922.

The previous prime is 12225919. The next prime is 12225929. The reversal of 12225923 is 32952221.

12225923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (32952221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12225923 - 2² = 12225919 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12225892 and 12225901.

It is not a weakly prime, because it can be changed into another prime (12225929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6112961 + 6112962.

It is an arithmetic number, because the mean of its divisors is an integer number (6112962).

Almost surely, 2^12225923 is an apocalyptic number.

12225923 is a deficient number, since it is larger than the sum of its proper divisors (1).

12225923 is an equidigital number, since it uses as much as digits as its factorization.

12225923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2160, while the sum is 26.

The square root of 12225923 is about 3496.5587368154. The cubic root of 12225923 is about 230.3706876913.

The spelling of 12225923 in words is "twelve million, two hundred twenty-five thousand, nine hundred twenty-three".