225262512427 has 2 divisors, whose sum is σ = 225262512428. Its totient is φ = 225262512426.

The previous prime is 225262512403. The next prime is 225262512439. The reversal of 225262512427 is 724215262522.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225262512427 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 225262512427.

It is not a weakly prime, because it can be changed into another prime (225262512457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112631256213 + 112631256214.

It is an arithmetic number, because the mean of its divisors is an integer number (112631256214).

Almost surely, 2^225262512427 is an apocalyptic number.

225262512427 is a deficient number, since it is larger than the sum of its proper divisors (1).

225262512427 is an equidigital number, since it uses as much as digits as its factorization.

225262512427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 268800, while the sum is 40.

Adding to 225262512427 its reverse (724215262522), we get a palindrome (949477774949).

The spelling of 225262512427 in words is "two hundred twenty-five billion, two hundred sixty-two million, five hundred twelve thousand, four hundred twenty-seven".