16143201 has 12 divisors (see below), whose sum is σ = 23392720. Its totient is φ = 10727640.

The previous prime is 16143191. The next prime is 16143247. The reversal of 16143201 is 10234161.

It is a happy number.

It is not a de Polignac number, because 16143201 - 2⁷ = 16143073 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16143271) 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 in 11 ways as a sum of consecutive naturals, for example, 270 + ... + 5688.

Almost surely, 2^16143201 is an apocalyptic number.

It is an amenable number.

16143201 is a deficient number, since it is larger than the sum of its proper divisors (7249519).

16143201 is a wasteful number, since it uses less digits than its factorization.

16143201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5756 (or 5753 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 16143201 is about 4017.8602514274. The cubic root of 16143201 is about 252.7337364464.

Adding to 16143201 its reverse (10234161), we get a palindrome (26377362).

The spelling of 16143201 in words is "sixteen million, one hundred forty-three thousand, two hundred one".