112783 has 4 divisors (see below), whose sum is σ = 123048. Its totient is φ = 102520.

The previous prime is 112771. The next prime is 112787. The reversal of 112783 is 387211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 387211 = 11 ⋅35201.

It is a de Polignac number, because none of the positive numbers 2^k-112783 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 (112787) 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, 5116 + ... + 5137.

It is an arithmetic number, because the mean of its divisors is an integer number (30762).

2¹¹²⁷⁸³ is an apocalyptic number.

112783 is a deficient number, since it is larger than the sum of its proper divisors (10265).

112783 is a wasteful number, since it uses less digits than its factorization.

112783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10264.

The product of its digits is 336, while the sum is 22.

The square root of 112783 is about 335.8318031396. The cubic root of 112783 is about 48.3149143716.

Adding to 112783 its reverse (387211), we get a palindrome (499994).

The spelling of 112783 in words is "one hundred twelve thousand, seven hundred eighty-three".