11197000 has 32 divisors (see below), whose sum is σ = 26203320. Its totient is φ = 4478400.

The previous prime is 11196989. The next prime is 11197009. The reversal of 11197000 is 79111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1943236 + 9253764 = 1394^2 + 3042^2 .

It is not an unprimeable number, because it can be changed into a prime (11197009) 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 7 ways as a sum of consecutive naturals, for example, 4599 + ... + 6598.

Almost surely, 2^11197000 is an apocalyptic number.

11197000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11197000 is an abundant number, since it is smaller than the sum of its proper divisors (15006320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11197000 is a wasteful number, since it uses less digits than its factorization.

11197000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11218 (or 11204 counting only the distinct ones).

The product of its (nonzero) digits is 63, while the sum is 19.

The square root of 11197000 is about 3346.1918653897. The cubic root of 11197000 is about 223.7178100441.

The spelling of 11197000 in words is "eleven million, one hundred ninety-seven thousand".