9997435111 has 8 divisors (see below), whose sum is σ = 10093021200. Its totient is φ = 9901889088.

The previous prime is 9997435079. The next prime is 9997435159. The reversal of 9997435111 is 1115347999.

9997435111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9997435111 - 2⁵ = 9997435079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9997435711) 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 7 ways as a sum of consecutive naturals, for example, 801555 + ... + 813931.

It is an arithmetic number, because the mean of its divisors is an integer number (1261627650).

Almost surely, 2^9997435111 is an apocalyptic number.

9997435111 is a deficient number, since it is larger than the sum of its proper divisors (95586089).

9997435111 is a wasteful number, since it uses less digits than its factorization.

9997435111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20033.

The product of its digits is 306180, while the sum is 49.

The square root of 9997435111 is about 99987.1747325626. The cubic root of 9997435111 is about 2154.2504780870.

The spelling of 9997435111 in words is "nine billion, nine hundred ninety-seven million, four hundred thirty-five thousand, one hundred eleven".