11699 has 2 divisors, whose sum is σ = 11700. Its totient is φ = 11698.

The previous prime is 11689. The next prime is 11701. The reversal of 11699 is 99611.

11699 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (99611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11699 - 2⁸ = 11443 is a prime.

It is a Sophie Germain prime.

Together with 11701, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 10 and base 15.

It is a nialpdrome in base 11.

It is not a weakly prime, because it can be changed into another prime (11689) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5849 + 5850.

It is an arithmetic number, because the mean of its divisors is an integer number (5850).

2¹¹⁶⁹⁹ is an apocalyptic number.

11699 is a deficient number, since it is larger than the sum of its proper divisors (1).

11699 is an equidigital number, since it uses as much as digits as its factorization.

11699 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 486, while the sum is 26.

The square root of 11699 is about 108.1619156635. The cubic root of 11699 is about 22.7012400107.

The spelling of 11699 in words is "eleven thousand, six hundred ninety-nine".