16144323 has 16 divisors (see below), whose sum is σ = 23412480. Its totient is φ = 9836064.

The previous prime is 16144313. The next prime is 16144327. The reversal of 16144323 is 32344161.

It is a Cunningham number, because it is equal to 4018²-1.

It is not a de Polignac number, because 16144323 - 2⁵ = 16144291 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16144293 and 16144302.

It is not an unprimeable number, because it can be changed into a prime (16144327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2008 + ... + 6026.

It is an arithmetic number, because the mean of its divisors is an integer number (1463280).

Almost surely, 2^16144323 is an apocalyptic number.

16144323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

16144323 is a deficient number, since it is larger than the sum of its proper divisors (7268157).

16144323 is a wasteful number, since it uses less digits than its factorization.

16144323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4138.

The product of its digits is 1728, while the sum is 24.

The square root of 16144323 is about 4017.9998755600. Note that the first 3 decimals coincide. The cubic root of 16144323 is about 252.7395915571.

Adding to 16144323 its reverse (32344161), we get a palindrome (48488484).

The spelling of 16144323 in words is "sixteen million, one hundred forty-four thousand, three hundred twenty-three".