163683 has 12 divisors (see below), whose sum is σ = 254800. Its totient is φ = 100656.

The previous prime is 163679. The next prime is 163697. The reversal of 163683 is 386361.

It is not a de Polignac number, because 163683 - 2² = 163679 is a prime.

It is not an unprimeable number, because it can be changed into a prime (163613) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 583 + ... + 816.

2¹⁶³⁶⁸³ is an apocalyptic number.

163683 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

163683 is a deficient number, since it is larger than the sum of its proper divisors (91117).

163683 is a wasteful number, since it uses less digits than its factorization.

163683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1418 (or 1415 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 163683 is about 404.5775574596. The cubic root of 163683 is about 54.7017464381.

The spelling of 163683 in words is "one hundred sixty-three thousand, six hundred eighty-three".