8911441197 has 6 divisors (see below), whose sum is σ = 12872081742. Its totient is φ = 5940960792.

The previous prime is 8911441193. The next prime is 8911441219. The reversal of 8911441197 is 7911441198.

8911441197 is a `hidden beast` number, since 8 + 9 + 11 + 441 + 197 = 666.

It can be written as a sum of positive squares in only one way, i.e., 7465996836 + 1445444361 = 86406^2 + 38019^2 .

It is not a de Polignac number, because 8911441197 - 2² = 8911441193 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8911441193) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 495080058 + ... + 495080075.

It is an arithmetic number, because the mean of its divisors is an integer number (2145346957).

Almost surely, 2^8911441197 is an apocalyptic number.

It is an amenable number.

8911441197 is a deficient number, since it is larger than the sum of its proper divisors (3960640545).

8911441197 is a wasteful number, since it uses less digits than its factorization.

8911441197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 990160139 (or 990160136 counting only the distinct ones).

The product of its digits is 72576, while the sum is 45.

The square root of 8911441197 is about 94400.4300678763. The cubic root of 8911441197 is about 2073.2387394220.

Subtracting from 8911441197 its reverse (7911441198), we obtain a palindrome (999999999).

The spelling of 8911441197 in words is "eight billion, nine hundred eleven million, four hundred forty-one thousand, one hundred ninety-seven".