132823 has 4 divisors (see below), whose sum is σ = 133560. Its totient is φ = 132088.

The previous prime is 132817. The next prime is 132833. The reversal of 132823 is 328231.

It is a happy number.

132823 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 328231 = 383 ⋅857.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132823 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 132823.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132833) 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, 108 + ... + 526.

It is an arithmetic number, because the mean of its divisors is an integer number (33390).

2¹³²⁸²³ is an apocalyptic number.

132823 is a deficient number, since it is larger than the sum of its proper divisors (737).

132823 is an equidigital number, since it uses as much as digits as its factorization.

132823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736.

The product of its digits is 288, while the sum is 19.

The square root of 132823 is about 364.4488990243. The cubic root of 132823 is about 51.0220332837.

The spelling of 132823 in words is "one hundred thirty-two thousand, eight hundred twenty-three".