13000603 has 12 divisors (see below), whose sum is σ = 16332400. Its totient is φ = 10129680.

The previous prime is 13000601. The next prime is 13000627. The reversal of 13000603 is 30600031.

It is not a de Polignac number, because 13000603 - 2¹ = 13000601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13000601) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6828 + ... + 8521.

Almost surely, 2^13000603 is an apocalyptic number.

13000603 is a deficient number, since it is larger than the sum of its proper divisors (3331797).

13000603 is a wasteful number, since it uses less digits than its factorization.

13000603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15378 (or 15367 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 13000603 is about 3605.6348955489. The cubic root of 13000603 is about 235.1371042410.

Adding to 13000603 its reverse (30600031), we get a palindrome (43600634).

The spelling of 13000603 in words is "thirteen million, six hundred three", and thus it is an aban number.