225112499 has 2 divisors, whose sum is σ = 225112500. Its totient is φ = 225112498.

The previous prime is 225112457. The next prime is 225112501. The reversal of 225112499 is 994211522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 225112499 - 2²⁰ = 224063923 is a prime.

Together with 225112501, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (225102499) 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, 112556249 + 112556250.

It is an arithmetic number, because the mean of its divisors is an integer number (112556250).

Almost surely, 2^225112499 is an apocalyptic number.

225112499 is a deficient number, since it is larger than the sum of its proper divisors (1).

225112499 is an equidigital number, since it uses as much as digits as its factorization.

225112499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 35.

The square root of 225112499 is about 15003.7494980421. The cubic root of 225112499 is about 608.3215517995.

The spelling of 225112499 in words is "two hundred twenty-five million, one hundred twelve thousand, four hundred ninety-nine".