16680134 has 8 divisors (see below), whose sum is σ = 25042608. Its totient is φ = 8332600.

The previous prime is 16680091. The next prime is 16680137. The reversal of 16680134 is 43108661.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 16680097 and 16680106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16680137) 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 3 ways as a sum of consecutive naturals, for example, 317 + ... + 5784.

It is an arithmetic number, because the mean of its divisors is an integer number (3130326).

Almost surely, 2^16680134 is an apocalyptic number.

16680134 is a deficient number, since it is larger than the sum of its proper divisors (8362474).

16680134 is a wasteful number, since it uses less digits than its factorization.

16680134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7470.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 16680134 is about 4084.1319763201. The cubic root of 16680134 is about 255.5052599053.

Adding to 16680134 its reverse (43108661), we get a palindrome (59788795).

The spelling of 16680134 in words is "sixteen million, six hundred eighty thousand, one hundred thirty-four".