225023167 has 2 divisors, whose sum is σ = 225023168. Its totient is φ = 225023166.

The previous prime is 225023111. The next prime is 225023177. The reversal of 225023167 is 761320522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 225023167 - 2⁷ = 225023039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225023177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112511583 + 112511584.

It is an arithmetic number, because the mean of its divisors is an integer number (112511584).

Almost surely, 2^225023167 is an apocalyptic number.

225023167 is a deficient number, since it is larger than the sum of its proper divisors (1).

225023167 is an equidigital number, since it uses as much as digits as its factorization.

225023167 is an odious number, because the sum of its binary digits is odd.

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

The square root of 225023167 is about 15000.7722134562. The cubic root of 225023167 is about 608.2410738592.

Adding to 225023167 its reverse (761320522), we get a palindrome (986343689).

The spelling of 225023167 in words is "two hundred twenty-five million, twenty-three thousand, one hundred sixty-seven".