16013323 has 4 divisors (see below), whose sum is σ = 16354080. Its totient is φ = 15672568.

The previous prime is 16013321. The next prime is 16013351. The reversal of 16013323 is 32331061.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32331061 = 7 ⋅4618723.

It is a cyclic number.

It is not a de Polignac number, because 16013323 - 2¹ = 16013321 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16013323.

It is not an unprimeable number, because it can be changed into a prime (16013321) 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, 170308 + ... + 170401.

It is an arithmetic number, because the mean of its divisors is an integer number (4088520).

Almost surely, 2^16013323 is an apocalyptic number.

16013323 is a deficient number, since it is larger than the sum of its proper divisors (340757).

16013323 is an equidigital number, since it uses as much as digits as its factorization.

16013323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340756.

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

The square root of 16013323 is about 4001.6650284600. The cubic root of 16013323 is about 252.0541319421.

Adding to 16013323 its reverse (32331061), we get a palindrome (48344384).

The spelling of 16013323 in words is "sixteen million, thirteen thousand, three hundred twenty-three".