9686968231 has 2 divisors, whose sum is σ = 9686968232. Its totient is φ = 9686968230.

The previous prime is 9686968211. The next prime is 9686968273. The reversal of 9686968231 is 1328696869.

9686968231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (1328696869) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9686968231 - 2⁵ = 9686968199 is a prime.

It is a super-2 number, since 2×9686968231² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9686968211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4843484115 + 4843484116.

It is an arithmetic number, because the mean of its divisors is an integer number (4843484116).

Almost surely, 2^9686968231 is an apocalyptic number.

9686968231 is a deficient number, since it is larger than the sum of its proper divisors (1).

9686968231 is an equidigital number, since it uses as much as digits as its factorization.

9686968231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6718464, while the sum is 58.

The square root of 9686968231 is about 98422.3969988539. The cubic root of 9686968231 is about 2131.7157394778.

The spelling of 9686968231 in words is "nine billion, six hundred eighty-six million, nine hundred sixty-eight thousand, two hundred thirty-one".