13160603 has 4 divisors (see below), whose sum is σ = 13291008. Its totient is φ = 13030200.

The previous prime is 13160591. The next prime is 13160633. The reversal of 13160603 is 30606131.

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

It is a cyclic number.

It is not a de Polignac number, because 13160603 - 2²⁰ = 12112027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13160633) 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 3 ways as a sum of consecutive naturals, for example, 65051 + ... + 65252.

It is an arithmetic number, because the mean of its divisors is an integer number (3322752).

Almost surely, 2^13160603 is an apocalyptic number.

13160603 is a deficient number, since it is larger than the sum of its proper divisors (130405).

13160603 is a wasteful number, since it uses less digits than its factorization.

13160603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130404.

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

The square root of 13160603 is about 3627.7545396567. The cubic root of 13160603 is about 236.0977941442.

Adding to 13160603 its reverse (30606131), we get a palindrome (43766734).

The spelling of 13160603 in words is "thirteen million, one hundred sixty thousand, six hundred three".