12225965527 has 2 divisors, whose sum is σ = 12225965528. Its totient is φ = 12225965526.

The previous prime is 12225965483. The next prime is 12225965623. The reversal of 12225965527 is 72556952221.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12225965527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12225962527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6112982763 + 6112982764.

It is an arithmetic number, because the mean of its divisors is an integer number (6112982764).

Almost surely, 2^12225965527 is an apocalyptic number.

12225965527 is a deficient number, since it is larger than the sum of its proper divisors (1).

12225965527 is an equidigital number, since it uses as much as digits as its factorization.

12225965527 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 756000, while the sum is 46.

The spelling of 12225965527 in words is "twelve billion, two hundred twenty-five million, nine hundred sixty-five thousand, five hundred twenty-seven".