16641337 has 8 divisors (see below), whose sum is σ = 17053056. Its totient is φ = 16232112.

The previous prime is 16641319. The next prime is 16641343. The reversal of 16641337 is 73314661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16641337 - 2¹¹ = 16639289 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16641299 and 16641308.

It is not an unprimeable number, because it can be changed into a prime (16641307) 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 7 ways as a sum of consecutive naturals, for example, 24243 + ... + 24919.

It is an arithmetic number, because the mean of its divisors is an integer number (2131632).

Almost surely, 2^16641337 is an apocalyptic number.

It is an amenable number.

16641337 is a deficient number, since it is larger than the sum of its proper divisors (411719).

16641337 is an equidigital number, since it uses as much as digits as its factorization.

16641337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1247.

The product of its digits is 9072, while the sum is 31.

The square root of 16641337 is about 4079.3794871279. The cubic root of 16641337 is about 255.3070094381.

Adding to 16641337 its reverse (73314661), we get a palindrome (89955998).

The spelling of 16641337 in words is "sixteen million, six hundred forty-one thousand, three hundred thirty-seven".