117583 has 4 divisors (see below), whose sum is σ = 121408. Its totient is φ = 113760.

The previous prime is 117577. The next prime is 117617. The reversal of 117583 is 385711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 385711 = 181 ⋅2131.

It is a cyclic number.

It is not a de Polignac number, because 117583 - 2⁹ = 117071 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 7.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1866 + ... + 1927.

It is an arithmetic number, because the mean of its divisors is an integer number (30352).

2¹¹⁷⁵⁸³ is an apocalyptic number.

117583 is a deficient number, since it is larger than the sum of its proper divisors (3825).

117583 is an equidigital number, since it uses as much as digits as its factorization.

117583 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3824.

The product of its digits is 840, while the sum is 25.

The square root of 117583 is about 342.9037765905. The cubic root of 117583 is about 48.9908354372.

The spelling of 117583 in words is "one hundred seventeen thousand, five hundred eighty-three".