13603009 has 8 divisors (see below), whose sum is σ = 16460928. Its totient is φ = 10973760.

The previous prime is 13603003. The next prime is 13603019. The reversal of 13603009 is 90030631.

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

It is not a de Polignac number, because 13603009 - 2⁵ = 13602977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13603003) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 57037 + ... + 57274.

It is an arithmetic number, because the mean of its divisors is an integer number (2057616).

Almost surely, 2^13603009 is an apocalyptic number.

It is an amenable number.

13603009 is a deficient number, since it is larger than the sum of its proper divisors (2857919).

13603009 is a wasteful number, since it uses less digits than its factorization.

13603009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114335.

The product of its (nonzero) digits is 486, while the sum is 22.

The square root of 13603009 is about 3688.2257251963. The cubic root of 13603009 is about 238.7142409644.

The spelling of 13603009 in words is "thirteen million, six hundred three thousand, nine".