2316143 has 4 divisors (see below), whose sum is σ = 2396040. Its totient is φ = 2236248.

The previous prime is 2316133. The next prime is 2316151. The reversal of 2316143 is 3416132.

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

It is not a de Polignac number, because 2316143 - 2⁶ = 2316079 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 (2316133) 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, 39905 + ... + 39962.

It is an arithmetic number, because the mean of its divisors is an integer number (599010).

2^2316143 is an apocalyptic number.

2316143 is a deficient number, since it is larger than the sum of its proper divisors (79897).

2316143 is an equidigital number, since it uses as much as digits as its factorization.

2316143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79896.

The product of its digits is 432, while the sum is 20.

The square root of 2316143 is about 1521.8879722240. The cubic root of 2316143 is about 132.3087165107.

The spelling of 2316143 in words is "two million, three hundred sixteen thousand, one hundred forty-three".