16038923 has 2 divisors, whose sum is σ = 16038924. Its totient is φ = 16038922.

The previous prime is 16038917. The next prime is 16038941. The reversal of 16038923 is 32983061.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16038923 - 2¹⁸ = 15776779 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16038923.

It is not a weakly prime, because it can be changed into another prime (16038623) 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 as a sum of consecutive naturals, namely, 8019461 + 8019462.

It is an arithmetic number, because the mean of its divisors is an integer number (8019462).

Almost surely, 2^16038923 is an apocalyptic number.

16038923 is a deficient number, since it is larger than the sum of its proper divisors (1).

16038923 is an equidigital number, since it uses as much as digits as its factorization.

16038923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 16038923 is about 4004.8624196094. The cubic root of 16038923 is about 252.1883774557.

It can be divided in two parts, 16038 and 923, that added together give a palindrome (16961).

The spelling of 16038923 in words is "sixteen million, thirty-eight thousand, nine hundred twenty-three".