16693703 has 4 divisors (see below), whose sum is σ = 17977848. Its totient is φ = 15409560.

The previous prime is 16693679. The next prime is 16693709. The reversal of 16693703 is 30739661.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16693703 - 2⁶ = 16693639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16693709) 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 3 ways as a sum of consecutive naturals, for example, 642053 + ... + 642078.

It is an arithmetic number, because the mean of its divisors is an integer number (4494462).

Almost surely, 2^16693703 is an apocalyptic number.

16693703 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

16693703 is a deficient number, since it is larger than the sum of its proper divisors (1284145).

16693703 is a wasteful number, since it uses less digits than its factorization.

16693703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1284144.

The product of its (nonzero) digits is 20412, while the sum is 35.

The square root of 16693703 is about 4085.7928239205. The cubic root of 16693703 is about 255.5745241609.

The spelling of 16693703 in words is "sixteen million, six hundred ninety-three thousand, seven hundred three".