12115660307 has 2 divisors, whose sum is σ = 12115660308. Its totient is φ = 12115660306.

The previous prime is 12115660267. The next prime is 12115660309. The reversal of 12115660307 is 70306651121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12115660307 - 2⁶ = 12115660243 is a prime.

Together with 12115660309, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12115660309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6057830153 + 6057830154.

It is an arithmetic number, because the mean of its divisors is an integer number (6057830154).

Almost surely, 2^12115660307 is an apocalyptic number.

12115660307 is a deficient number, since it is larger than the sum of its proper divisors (1).

12115660307 is an equidigital number, since it uses as much as digits as its factorization.

12115660307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 32.

The spelling of 12115660307 in words is "twelve billion, one hundred fifteen million, six hundred sixty thousand, three hundred seven".