225240105553 has 2 divisors, whose sum is σ = 225240105554. Its totient is φ = 225240105552.

The previous prime is 225240105533. The next prime is 225240105569. The reversal of 225240105553 is 355501042522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 150072561664 + 75167543889 = 387392^2 + 274167^2 .

It is a cyclic number.

It is not a de Polignac number, because 225240105553 - 2⁵ = 225240105521 is a prime.

It is not a weakly prime, because it can be changed into another prime (225240105533) 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, 112620052776 + 112620052777.

It is an arithmetic number, because the mean of its divisors is an integer number (112620052777).

Almost surely, 2^225240105553 is an apocalyptic number.

It is an amenable number.

225240105553 is a deficient number, since it is larger than the sum of its proper divisors (1).

225240105553 is an equidigital number, since it uses as much as digits as its factorization.

225240105553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60000, while the sum is 34.

The spelling of 225240105553 in words is "two hundred twenty-five billion, two hundred forty million, one hundred five thousand, five hundred fifty-three".