103966 has 8 divisors (see below), whose sum is σ = 157320. Its totient is φ = 51528.

The previous prime is 103963. The next prime is 103967. The reversal of 103966 is 669301.

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

It is a self number, because there is not a number n which added to its sum of digits gives 103966.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103963) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 340 + ... + 568.

It is an arithmetic number, because the mean of its divisors is an integer number (19665).

2¹⁰³⁹⁶⁶ is an apocalyptic number.

103966 is a deficient number, since it is larger than the sum of its proper divisors (53354).

103966 is a wasteful number, since it uses less digits than its factorization.

103966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458.

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 103966 is about 322.4375908606. The cubic root of 103966 is about 47.0215684920.

The spelling of 103966 in words is "one hundred three thousand, nine hundred sixty-six".