13979314 has 4 divisors (see below), whose sum is σ = 20968974. Its totient is φ = 6989656.

The previous prime is 13979297. The next prime is 13979327. The reversal of 13979314 is 41397931.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41397931 = 37 ⋅1118863.

It can be written as a sum of positive squares in only one way, i.e., 10857025 + 3122289 = 3295^2 + 1767^2 .

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 as a sum of consecutive naturals, namely, 3494827 + ... + 3494830.

Almost surely, 2^13979314 is an apocalyptic number.

13979314 is a deficient number, since it is larger than the sum of its proper divisors (6989660).

13979314 is an equidigital number, since it uses as much as digits as its factorization.

13979314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6989659.

The product of its digits is 20412, while the sum is 37.

The square root of 13979314 is about 3738.8920818874. The cubic root of 13979314 is about 240.8954626594.

The spelling of 13979314 in words is "thirteen million, nine hundred seventy-nine thousand, three hundred fourteen".