11689799 has 8 divisors (see below), whose sum is σ = 12847248. Its totient is φ = 10548160.

The previous prime is 11689781. The next prime is 11689801. The reversal of 11689799 is 99798611.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11689799 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 (11689739) 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, 2372 + ... + 5385.

It is an arithmetic number, because the mean of its divisors is an integer number (1605906).

Almost surely, 2^11689799 is an apocalyptic number.

11689799 is a deficient number, since it is larger than the sum of its proper divisors (1157449).

11689799 is a wasteful number, since it uses less digits than its factorization.

11689799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7905.

The product of its digits is 244944, while the sum is 50.

The square root of 11689799 is about 3419.0348053215. The cubic root of 11689799 is about 226.9528711180.

The spelling of 11689799 in words is "eleven million, six hundred eighty-nine thousand, seven hundred ninety-nine".