13600361 has 4 divisors (see below), whose sum is σ = 13612500. Its totient is φ = 13588224.

The previous prime is 13600339. The next prime is 13600373. The reversal of 13600361 is 16300631.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2418025 + 11182336 = 1555^2 + 3344^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13600361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13600331) by changing a digit.

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, 4196 + ... + 6693.

It is an arithmetic number, because the mean of its divisors is an integer number (3403125).

Almost surely, 2^13600361 is an apocalyptic number.

It is an amenable number.

13600361 is a deficient number, since it is larger than the sum of its proper divisors (12139).

13600361 is a wasteful number, since it uses less digits than its factorization.

13600361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12138.

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

The square root of 13600361 is about 3687.8667275269. The cubic root of 13600361 is about 238.6987503640.

Adding to 13600361 its reverse (16300631), we get a palindrome (29900992).

The spelling of 13600361 in words is "thirteen million, six hundred thousand, three hundred sixty-one".