13716865 has 8 divisors (see below), whose sum is σ = 16614720. Its totient is φ = 10870512.

The previous prime is 13716863. The next prime is 13716881. The reversal of 13716865 is 56861731.

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

It is a cyclic number.

It is not a de Polignac number, because 13716865 - 2¹ = 13716863 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13716863) 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, 12285 + ... + 13354.

It is an arithmetic number, because the mean of its divisors is an integer number (2076840).

Almost surely, 2^13716865 is an apocalyptic number.

It is an amenable number.

13716865 is a deficient number, since it is larger than the sum of its proper divisors (2897855).

13716865 is a wasteful number, since it uses less digits than its factorization.

13716865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25751.

The product of its digits is 30240, while the sum is 37.

The square root of 13716865 is about 3703.6286260909. The cubic root of 13716865 is about 239.3783972186.

The spelling of 13716865 in words is "thirteen million, seven hundred sixteen thousand, eight hundred sixty-five".