9791011012 has 12 divisors (see below), whose sum is σ = 17202535056. Its totient is φ = 4876001000.

The previous prime is 9791010959. The next prime is 9791011019. The reversal of 9791011012 is 2101101979.

It is a happy number.

9791011012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (9791011019) 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 in 3 ways as a sum of consecutive naturals, for example, 4874998 + ... + 4877005.

It is an arithmetic number, because the mean of its divisors is an integer number (1433544588).

Almost surely, 2^9791011012 is an apocalyptic number.

It is an amenable number.

9791011012 is a deficient number, since it is larger than the sum of its proper divisors (7411524044).

9791011012 is a wasteful number, since it uses less digits than its factorization.

9791011012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9752258 (or 9752256 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 31.

The square root of 9791011012 is about 98949.5377048322. The cubic root of 9791011012 is about 2139.3204681480.

The spelling of 9791011012 in words is "nine billion, seven hundred ninety-one million, eleven thousand, twelve".