13671718 has 8 divisors (see below), whose sum is σ = 20546712. Its totient is φ = 6822816.

The previous prime is 13671709. The next prime is 13671727. The reversal of 13671718 is 81717631.

It is an interprime number because it is at equal distance from previous prime (13671709) and next prime (13671727).

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

It is a zygodrome in base 5.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 5155 + ... + 7342.

It is an arithmetic number, because the mean of its divisors is an integer number (2568339).

Almost surely, 2^13671718 is an apocalyptic number.

13671718 is a deficient number, since it is larger than the sum of its proper divisors (6874994).

13671718 is a wasteful number, since it uses less digits than its factorization.

13671718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13046.

The product of its digits is 7056, while the sum is 34.

The square root of 13671718 is about 3697.5286341014. The cubic root of 13671718 is about 239.1154825510.

The spelling of 13671718 in words is "thirteen million, six hundred seventy-one thousand, seven hundred eighteen".