12260025689 has 2 divisors, whose sum is σ = 12260025690. Its totient is φ = 12260025688.

The previous prime is 12260025629. The next prime is 12260025727. The reversal of 12260025689 is 98652006221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12260025625 + 64 = 110725^2 + 8^2 .

It is an emirp because it is prime and its reverse (98652006221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12260025689 - 2⁸ = 12260025433 is a prime.

It is not a weakly prime, because it can be changed into another prime (12260025629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6130012844 + 6130012845.

It is an arithmetic number, because the mean of its divisors is an integer number (6130012845).

Almost surely, 2^12260025689 is an apocalyptic number.

It is an amenable number.

12260025689 is a deficient number, since it is larger than the sum of its proper divisors (1).

12260025689 is an equidigital number, since it uses as much as digits as its factorization.

12260025689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 41.

The spelling of 12260025689 in words is "twelve billion, two hundred sixty million, twenty-five thousand, six hundred eighty-nine".