13716689 has 16 divisors (see below), whose sum is σ = 16634880. Its totient is φ = 11048400.

The previous prime is 13716679. The next prime is 13716701. The reversal of 13716689 is 98661731.

It is a cyclic number.

It is not a de Polignac number, because 13716689 - 2¹² = 13712593 is a prime.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13716649) 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 15 ways as a sum of consecutive naturals, for example, 19742 + ... + 20424.

It is an arithmetic number, because the mean of its divisors is an integer number (1039680).

Almost surely, 2^13716689 is an apocalyptic number.

13716689 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

13716689 is a deficient number, since it is larger than the sum of its proper divisors (2918191).

13716689 is a wasteful number, since it uses less digits than its factorization.

13716689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 860.

The product of its digits is 54432, while the sum is 41.

The square root of 13716689 is about 3703.6048655330. The cubic root of 13716689 is about 239.3773733992.

The spelling of 13716689 in words is "thirteen million, seven hundred sixteen thousand, six hundred eighty-nine".