225653101169 has 2 divisors, whose sum is σ = 225653101170. Its totient is φ = 225653101168.

The previous prime is 225653101097. The next prime is 225653101181. The reversal of 225653101169 is 961101356522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 225606000400 + 47100769 = 474980^2 + 6863^2 .

It is a cyclic number.

It is not a de Polignac number, because 225653101169 - 2⁸ = 225653100913 is a prime.

It is a super-2 number, since 2×225653101169² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (225653101189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112826550584 + 112826550585.

It is an arithmetic number, because the mean of its divisors is an integer number (112826550585).

Almost surely, 2^225653101169 is an apocalyptic number.

It is an amenable number.

225653101169 is a deficient number, since it is larger than the sum of its proper divisors (1).

225653101169 is an equidigital number, since it uses as much as digits as its factorization.

225653101169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 97200, while the sum is 41.

The spelling of 225653101169 in words is "two hundred twenty-five billion, six hundred fifty-three million, one hundred one thousand, one hundred sixty-nine".