225154087 has 2 divisors, whose sum is σ = 225154088. Its totient is φ = 225154086.

The previous prime is 225154067. The next prime is 225154093. The reversal of 225154087 is 780451522.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 225154087 - 2⁷ = 225153959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225154067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112577043 + 112577044.

It is an arithmetic number, because the mean of its divisors is an integer number (112577044).

Almost surely, 2^225154087 is an apocalyptic number.

225154087 is a deficient number, since it is larger than the sum of its proper divisors (1).

225154087 is an equidigital number, since it uses as much as digits as its factorization.

225154087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22400, while the sum is 34.

The square root of 225154087 is about 15005.1353542712. The cubic root of 225154087 is about 608.3590105798.

The spelling of 225154087 in words is "two hundred twenty-five million, one hundred fifty-four thousand, eighty-seven".