13601306 has 4 divisors (see below), whose sum is σ = 20401962. Its totient is φ = 6800652.

The previous prime is 13601297. The next prime is 13601333. The reversal of 13601306 is 60310631.

13601306 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60310631 = 41 ⋅1470991.

It can be written as a sum of positive squares in only one way, i.e., 12313081 + 1288225 = 3509^2 + 1135^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3400325 + ... + 3400328.

Almost surely, 2^13601306 is an apocalyptic number.

13601306 is a deficient number, since it is larger than the sum of its proper divisors (6800656).

13601306 is an equidigital number, since it uses as much as digits as its factorization.

13601306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6800655.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 13601306 is about 3687.9948481526. The cubic root of 13601306 is about 238.7042787735.

Adding to 13601306 its reverse (60310631), we get a palindrome (73911937).

The spelling of 13601306 in words is "thirteen million, six hundred one thousand, three hundred six".