16243101 has 24 divisors (see below), whose sum is σ = 27682304. Its totient is φ = 8981280.

The previous prime is 16243099. The next prime is 16243133. The reversal of 16243101 is 10134261.

It is a happy number.

It is not a de Polignac number, because 16243101 - 2¹ = 16243099 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16243181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2206 + ... + 6111.

Almost surely, 2^16243101 is an apocalyptic number.

It is an amenable number.

16243101 is a deficient number, since it is larger than the sum of its proper divisors (11439203).

16243101 is a wasteful number, since it uses less digits than its factorization.

16243101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8361 (or 8358 counting only the distinct ones).

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

The square root of 16243101 is about 4030.2730676717. The cubic root of 16243101 is about 253.2540008210.

Adding to 16243101 its reverse (10134261), we get a palindrome (26377362).

The spelling of 16243101 in words is "sixteen million, two hundred forty-three thousand, one hundred one".