16004913 has 8 divisors (see below), whose sum is σ = 21375648. Its totient is φ = 10652064.

The previous prime is 16004909. The next prime is 16004929. The reversal of 16004913 is 31940061.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16004913 - 2² = 16004909 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16004713) 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 in 7 ways as a sum of consecutive naturals, for example, 2220 + ... + 6077.

It is an arithmetic number, because the mean of its divisors is an integer number (2671956).

Almost surely, 2^16004913 is an apocalyptic number.

It is an amenable number.

16004913 is a deficient number, since it is larger than the sum of its proper divisors (5370735).

16004913 is an equidigital number, since it uses as much as digits as its factorization.

16004913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8943.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 16004913 is about 4000.6140778635. The cubic root of 16004913 is about 252.0099989734.

Adding to 16004913 its reverse (31940061), we get a palindrome (47944974).

The spelling of 16004913 in words is "sixteen million, four thousand, nine hundred thirteen".