13004006 has 16 divisors (see below), whose sum is σ = 20336400. Its totient is φ = 6228768.

The previous prime is 13003987. The next prime is 13004051. The reversal of 13004006 is 60040031.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 7256 + ... + 8868.

It is an arithmetic number, because the mean of its divisors is an integer number (1271025).

Almost surely, 2^13004006 is an apocalyptic number.

13004006 is a deficient number, since it is larger than the sum of its proper divisors (7332394).

13004006 is a wasteful number, since it uses less digits than its factorization.

13004006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1783.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 13004006 is about 3606.1067649198. The cubic root of 13004006 is about 235.1576187192.

Adding to 13004006 its reverse (60040031), we get a palindrome (73044037).

The spelling of 13004006 in words is "thirteen million, four thousand, six".