117803 has 4 divisors (see below), whose sum is σ = 134640. Its totient is φ = 100968.

The previous prime is 117797. The next prime is 117809. The reversal of 117803 is 308711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 308711 = 13 ⋅23747.

It is an interprime number because it is at equal distance from previous prime (117797) and next prime (117809).

It is not a de Polignac number, because 117803 - 2⁴ = 117787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117809) 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, 8408 + ... + 8421.

It is an arithmetic number, because the mean of its divisors is an integer number (33660).

2¹¹⁷⁸⁰³ is an apocalyptic number.

117803 is a deficient number, since it is larger than the sum of its proper divisors (16837).

117803 is an equidigital number, since it uses as much as digits as its factorization.

117803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16836.

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 117803 is about 343.2244163809. The cubic root of 117803 is about 49.0213706587.

The spelling of 117803 in words is "one hundred seventeen thousand, eight hundred three".