225122527613 has 2 divisors, whose sum is σ = 225122527614. Its totient is φ = 225122527612.

The previous prime is 225122527561. The next prime is 225122527621. The reversal of 225122527613 is 316725221522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 217802356249 + 7320171364 = 466693^2 + 85558^2 .

It is a cyclic number.

It is not a de Polignac number, because 225122527613 - 2¹⁸ = 225122265469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225122527813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112561263806 + 112561263807.

It is an arithmetic number, because the mean of its divisors is an integer number (112561263807).

Almost surely, 2^225122527613 is an apocalyptic number.

It is an amenable number.

225122527613 is a deficient number, since it is larger than the sum of its proper divisors (1).

225122527613 is an equidigital number, since it uses as much as digits as its factorization.

225122527613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 100800, while the sum is 38.

The spelling of 225122527613 in words is "two hundred twenty-five billion, one hundred twenty-two million, five hundred twenty-seven thousand, six hundred thirteen".