16913013 has 12 divisors (see below), whose sum is σ = 24419520. Its totient is φ = 10407696.

The previous prime is 16913009. The next prime is 16913047. The reversal of 16913013 is 31031961.

It is not a de Polignac number, because 16913013 - 2² = 16913009 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16913093) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16173 + ... + 17186.

It is an arithmetic number, because the mean of its divisors is an integer number (2034960).

Almost surely, 2^16913013 is an apocalyptic number.

16913013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

16913013 is a deficient number, since it is larger than the sum of its proper divisors (7506507).

16913013 is a wasteful number, since it uses less digits than its factorization.

16913013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33388 (or 33375 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 24.

The square root of 16913013 is about 4112.5433736315. The cubic root of 16913013 is about 256.6888440573.

Adding to 16913013 its reverse (31031961), we get a palindrome (47944974).

The spelling of 16913013 in words is "sixteen million, nine hundred thirteen thousand, thirteen".