13989314 has 8 divisors (see below), whose sum is σ = 21003840. Its totient is φ = 6988036.

The previous prime is 13989289. The next prime is 13989337. The reversal of 13989314 is 41398931.

It is a happy number.

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 14 + ... + 5289.

It is an arithmetic number, because the mean of its divisors is an integer number (2625480).

Almost surely, 2^13989314 is an apocalyptic number.

13989314 is a deficient number, since it is larger than the sum of its proper divisors (7014526).

13989314 is a wasteful number, since it uses less digits than its factorization.

13989314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6624.

The product of its digits is 23328, while the sum is 38.

The square root of 13989314 is about 3740.2291373658. The cubic root of 13989314 is about 240.9528899038.

The spelling of 13989314 in words is "thirteen million, nine hundred eighty-nine thousand, three hundred fourteen".