11597198 has 16 divisors (see below), whose sum is σ = 18454176. Its totient is φ = 5454240.

The previous prime is 11597197. The next prime is 11597207. The reversal of 11597198 is 89179511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11597197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 740 + ... + 4872.

It is an arithmetic number, because the mean of its divisors is an integer number (1153386).

Almost surely, 2^11597198 is an apocalyptic number.

11597198 is a deficient number, since it is larger than the sum of its proper divisors (6856978).

11597198 is a wasteful number, since it uses less digits than its factorization.

11597198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4219.

The product of its digits is 22680, while the sum is 41.

The square root of 11597198 is about 3405.4659005781. The cubic root of 11597198 is about 226.3520110176.

The spelling of 11597198 in words is "eleven million, five hundred ninety-seven thousand, one hundred ninety-eight".