13066003 has 4 divisors (see below), whose sum is σ = 13384728. Its totient is φ = 12747280.

The previous prime is 13065991. The next prime is 13066049. The reversal of 13066003 is 30066031.

It is a happy number.

13066003 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 13066003 - 2⁵ = 13065971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13066063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159301 + ... + 159382.

It is an arithmetic number, because the mean of its divisors is an integer number (3346182).

Almost surely, 2^13066003 is an apocalyptic number.

13066003 is a deficient number, since it is larger than the sum of its proper divisors (318725).

13066003 is an equidigital number, since it uses as much as digits as its factorization.

13066003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318724.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 13066003 is about 3614.6926563679. The cubic root of 13066003 is about 235.5307334692.

The spelling of 13066003 in words is "thirteen million, sixty-six thousand, three".