225404105603 has 2 divisors, whose sum is σ = 225404105604. Its totient is φ = 225404105602.

The previous prime is 225404105599. The next prime is 225404105617. The reversal of 225404105603 is 306501404522.

225404105603 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225404105603 - 2² = 225404105599 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 225404105603.

It is not a weakly prime, because it can be changed into another prime (225404105203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112702052801 + 112702052802.

It is an arithmetic number, because the mean of its divisors is an integer number (112702052802).

Almost surely, 2^225404105603 is an apocalyptic number.

225404105603 is a deficient number, since it is larger than the sum of its proper divisors (1).

225404105603 is an equidigital number, since it uses as much as digits as its factorization.

225404105603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 32.

The spelling of 225404105603 in words is "two hundred twenty-five billion, four hundred four million, one hundred five thousand, six hundred three".