9911097 has 24 divisors (see below), whose sum is σ = 16635840. Its totient is φ = 5568480.

The previous prime is 9911087. The next prime is 9911101. The reversal of 9911097 is 7901199.

9911097 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9911097 - 2⁴ = 9911081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9911087) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2554 + ... + 5132.

It is an arithmetic number, because the mean of its divisors is an integer number (693160).

Almost surely, 2^9911097 is an apocalyptic number.

It is an amenable number.

9911097 is a deficient number, since it is larger than the sum of its proper divisors (6724743).

9911097 is a wasteful number, since it uses less digits than its factorization.

9911097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2653 (or 2650 counting only the distinct ones).

The product of its (nonzero) digits is 5103, while the sum is 36.

The square root of 9911097 is about 3148.1894796851. The cubic root of 9911097 is about 214.8031152342.

The spelling of 9911097 in words is "nine million, nine hundred eleven thousand, ninety-seven".