13679983 has 4 divisors (see below), whose sum is σ = 13692280. Its totient is φ = 13667688.

The previous prime is 13679971. The next prime is 13679987. The reversal of 13679983 is 38997631.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13679983 - 2¹⁷ = 13548911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13679987) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4293 + ... + 6766.

It is an arithmetic number, because the mean of its divisors is an integer number (3423070).

Almost surely, 2^13679983 is an apocalyptic number.

13679983 is a deficient number, since it is larger than the sum of its proper divisors (12297).

13679983 is a wasteful number, since it uses less digits than its factorization.

13679983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12296.

The product of its digits is 244944, while the sum is 46.

The square root of 13679983 is about 3698.6461036439. The cubic root of 13679983 is about 239.1636572172.

The spelling of 13679983 in words is "thirteen million, six hundred seventy-nine thousand, nine hundred eighty-three".