225363091 has 2 divisors, whose sum is σ = 225363092. Its totient is φ = 225363090.

The previous prime is 225363071. The next prime is 225363119. The reversal of 225363091 is 190363522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225363091 - 2¹⁵ = 225330323 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (225363071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112681545 + 112681546.

It is an arithmetic number, because the mean of its divisors is an integer number (112681546).

Almost surely, 2^225363091 is an apocalyptic number.

225363091 is a deficient number, since it is larger than the sum of its proper divisors (1).

225363091 is an equidigital number, since it uses as much as digits as its factorization.

225363091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 225363091 is about 15012.0981544886. The cubic root of 225363091 is about 608.5471930309.

The spelling of 225363091 in words is "two hundred twenty-five million, three hundred sixty-three thousand, ninety-one".