16836013 has 4 divisors (see below), whose sum is σ = 16845408. Its totient is φ = 16826620.

The previous prime is 16835971. The next prime is 16836049. The reversal of 16836013 is 31063861.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 31063861 = 3643 ⋅8527.

It is a cyclic number.

It is not a de Polignac number, because 16836013 - 2¹³ = 16827821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16836913) 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, 1081 + ... + 5902.

It is an arithmetic number, because the mean of its divisors is an integer number (4211352).

Almost surely, 2^16836013 is an apocalyptic number.

It is an amenable number.

16836013 is a deficient number, since it is larger than the sum of its proper divisors (9395).

16836013 is an equidigital number, since it uses as much as digits as its factorization.

16836013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9394.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 16836013 is about 4103.1710907541. The cubic root of 16836013 is about 256.2987083296.

Adding to 16836013 its reverse (31063861), we get a palindrome (47899874).

The spelling of 16836013 in words is "sixteen million, eight hundred thirty-six thousand, thirteen".