225167087 has 2 divisors, whose sum is σ = 225167088. Its totient is φ = 225167086.

The previous prime is 225167071. The next prime is 225167141. The reversal of 225167087 is 780761522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225167087 - 2⁴ = 225167071 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 225167087.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225167017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112583543 + 112583544.

It is an arithmetic number, because the mean of its divisors is an integer number (112583544).

Almost surely, 2^225167087 is an apocalyptic number.

225167087 is a deficient number, since it is larger than the sum of its proper divisors (1).

225167087 is an equidigital number, since it uses as much as digits as its factorization.

225167087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47040, while the sum is 38.

The square root of 225167087 is about 15005.5685330480. The cubic root of 225167087 is about 608.3707188800.

The spelling of 225167087 in words is "two hundred twenty-five million, one hundred sixty-seven thousand, eighty-seven".