199703 has 8 divisors (see below), whose sum is σ = 233472. Its totient is φ = 167256.

The previous prime is 199697. The next prime is 199721. The reversal of 199703 is 307991.

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 199703 - 2⁴ = 199687 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 (199753) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26 + ... + 632.

It is an arithmetic number, because the mean of its divisors is an integer number (29184).

2¹⁹⁹⁷⁰³ is an apocalyptic number.

199703 is a deficient number, since it is larger than the sum of its proper divisors (33769).

199703 is an equidigital number, since it uses as much as digits as its factorization.

199703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661.

The product of its (nonzero) digits is 1701, while the sum is 29.

The square root of 199703 is about 446.8814160379. The cubic root of 199703 is about 58.4513926477.

The spelling of 199703 in words is "one hundred ninety-nine thousand, seven hundred three".