9936103661 has 32 divisors (see below), whose sum is σ = 11457054720. Its totient is φ = 8529048000.

The previous prime is 9936103651. The next prime is 9936103669. The reversal of 9936103661 is 1663016399.

9936103661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9936103661 - 2¹⁰ = 9936102637 is a prime.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9936103669) 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 31 ways as a sum of consecutive naturals, for example, 6837611 + ... + 6839063.

It is an arithmetic number, because the mean of its divisors is an integer number (358032960).

Almost surely, 2^9936103661 is an apocalyptic number.

It is an amenable number.

9936103661 is a deficient number, since it is larger than the sum of its proper divisors (1520951059).

9936103661 is a wasteful number, since it uses less digits than its factorization.

9936103661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1817.

The product of its (nonzero) digits is 157464, while the sum is 44.

The square root of 9936103661 is about 99680.0063252406. The cubic root of 9936103661 is about 2149.8361988784.

The spelling of 9936103661 in words is "nine billion, nine hundred thirty-six million, one hundred three thousand, six hundred sixty-one".