225016459 has 2 divisors, whose sum is σ = 225016460. Its totient is φ = 225016458.

The previous prime is 225016453. The next prime is 225016511. The reversal of 225016459 is 954610522.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225016459 - 2⁷ = 225016331 is a prime.

It is not a weakly prime, because it can be changed into another prime (225016453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112508229 + 112508230.

It is an arithmetic number, because the mean of its divisors is an integer number (112508230).

Almost surely, 2^225016459 is an apocalyptic number.

225016459 is a deficient number, since it is larger than the sum of its proper divisors (1).

225016459 is an equidigital number, since it uses as much as digits as its factorization.

225016459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 225016459 is about 15000.5486233004. The cubic root of 225016459 is about 608.2350298569.

The spelling of 225016459 in words is "two hundred twenty-five million, sixteen thousand, four hundred fifty-nine".