13045603 has 2 divisors, whose sum is σ = 13045604. Its totient is φ = 13045602.

The previous prime is 13045597. The next prime is 13045619. The reversal of 13045603 is 30654031.

It is a weak prime.

It is an emirp because it is prime and its reverse (30654031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13045603 - 2⁹ = 13045091 is a prime.

It is not a weakly prime, because it can be changed into another prime (13045663) 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 as a sum of consecutive naturals, namely, 6522801 + 6522802.

It is an arithmetic number, because the mean of its divisors is an integer number (6522802).

Almost surely, 2^13045603 is an apocalyptic number.

13045603 is a deficient number, since it is larger than the sum of its proper divisors (1).

13045603 is an equidigital number, since it uses as much as digits as its factorization.

13045603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 13045603 is about 3611.8697374075. The cubic root of 13045603 is about 235.4080912775.

Adding to 13045603 its reverse (30654031), we get a palindrome (43699634).

The spelling of 13045603 in words is "thirteen million, forty-five thousand, six hundred three".