13659794 has 4 divisors (see below), whose sum is σ = 20489694. Its totient is φ = 6829896.

The previous prime is 13659773. The next prime is 13659817. The reversal of 13659794 is 49795631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49795631 = 263 ⋅189337.

It can be written as a sum of positive squares in only one way, i.e., 12159169 + 1500625 = 3487^2 + 1225^2 .

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 as a sum of consecutive naturals, namely, 3414947 + ... + 3414950.

Almost surely, 2^13659794 is an apocalyptic number.

13659794 is a deficient number, since it is larger than the sum of its proper divisors (6829900).

13659794 is an equidigital number, since it uses as much as digits as its factorization.

13659794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6829899.

The product of its digits is 204120, while the sum is 44.

The square root of 13659794 is about 3695.9158540205. The cubic root of 13659794 is about 239.0459462444.

The spelling of 13659794 in words is "thirteen million, six hundred fifty-nine thousand, seven hundred ninety-four".