9081197 has 4 divisors (see below), whose sum is σ = 9166176. Its totient is φ = 8996220.

The previous prime is 9081181. The next prime is 9081203. The reversal of 9081197 is 7911809.

9081197 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9081197 - 2⁴ = 9081181 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 (9081797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42329 + ... + 42542.

It is an arithmetic number, because the mean of its divisors is an integer number (2291544).

Almost surely, 2^9081197 is an apocalyptic number.

It is an amenable number.

9081197 is a deficient number, since it is larger than the sum of its proper divisors (84979).

9081197 is a wasteful number, since it uses less digits than its factorization.

9081197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84978.

The product of its (nonzero) digits is 4536, while the sum is 35.

The square root of 9081197 is about 3013.5024473194. The cubic root of 9081197 is about 208.6320533227.

The spelling of 9081197 in words is "nine million, eighty-one thousand, one hundred ninety-seven".