871323 has 4 divisors (see below), whose sum is σ = 1161768. Its totient is φ = 580880.

The previous prime is 871303. The next prime is 871337. The reversal of 871323 is 323178.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 871323 - 2⁶ = 871259 is a prime.

It is an Ulam number.

It is a D-number.

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 871293 and 871302.

It is not an unprimeable number, because it can be changed into a prime (871303) 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, 145218 + ... + 145223.

It is an arithmetic number, because the mean of its divisors is an integer number (290442).

2⁸⁷¹³²³ is an apocalyptic number.

871323 is a deficient number, since it is larger than the sum of its proper divisors (290445).

871323 is a wasteful number, since it uses less digits than its factorization.

871323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290444.

The product of its digits is 1008, while the sum is 24.

The square root of 871323 is about 933.4468383363. The cubic root of 871323 is about 95.5123929715.

The spelling of 871323 in words is "eight hundred seventy-one thousand, three hundred twenty-three".