11197689 has 8 divisors (see below), whose sum is σ = 15135072. Its totient is φ = 7362720.

The previous prime is 11197687. The next prime is 11197723. The reversal of 11197689 is 98679111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11197689 - 2¹ = 11197687 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11197689.

It is not an unprimeable number, because it can be changed into a prime (11197687) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25347 + ... + 25784.

It is an arithmetic number, because the mean of its divisors is an integer number (1891884).

Almost surely, 2^11197689 is an apocalyptic number.

It is an amenable number.

11197689 is a deficient number, since it is larger than the sum of its proper divisors (3937383).

11197689 is an equidigital number, since it uses as much as digits as its factorization.

11197689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51207.

The product of its digits is 27216, while the sum is 42.

The square root of 11197689 is about 3346.2948166592. The cubic root of 11197689 is about 223.7223987259.

The spelling of 11197689 in words is "eleven million, one hundred ninety-seven thousand, six hundred eighty-nine".