13715823 has 8 divisors (see below), whose sum is σ = 19950336. Its totient is φ = 8312600.

The previous prime is 13715813. The next prime is 13715837. The reversal of 13715823 is 32851731.

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-13715823 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13715803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207783 + ... + 207848.

It is an arithmetic number, because the mean of its divisors is an integer number (2493792).

Almost surely, 2^13715823 is an apocalyptic number.

13715823 is a deficient number, since it is larger than the sum of its proper divisors (6234513).

13715823 is a wasteful number, since it uses less digits than its factorization.

13715823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415645.

The product of its digits is 5040, while the sum is 30.

The square root of 13715823 is about 3703.4879505677. The cubic root of 13715823 is about 239.3723356147.

The spelling of 13715823 in words is "thirteen million, seven hundred fifteen thousand, eight hundred twenty-three".