23165227 has 2 divisors, whose sum is σ = 23165228. Its totient is φ = 23165226.

The previous prime is 23165221. The next prime is 23165231. The reversal of 23165227 is 72256132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23165227 - 2¹⁹ = 22640939 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23165195 and 23165204.

It is not a weakly prime, because it can be changed into another prime (23165221) 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 as a sum of consecutive naturals, namely, 11582613 + 11582614.

It is an arithmetic number, because the mean of its divisors is an integer number (11582614).

Almost surely, 2^23165227 is an apocalyptic number.

23165227 is a deficient number, since it is larger than the sum of its proper divisors (1).

23165227 is an equidigital number, since it uses as much as digits as its factorization.

23165227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5040, while the sum is 28.

The square root of 23165227 is about 4813.0268023355. The cubic root of 23165227 is about 285.0660645041.

The spelling of 23165227 in words is "twenty-three million, one hundred sixty-five thousand, two hundred twenty-seven".