2423143 has 4 divisors (see below), whose sum is σ = 2427480. Its totient is φ = 2418808.

The previous prime is 2423137. The next prime is 2423147. The reversal of 2423143 is 3413242.

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 2423143 - 2¹⁷ = 2292071 is a prime.

It is a super-3 number, since 3×2423143³ = 42683339232563115621, which contains 333 as substring.

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 2423143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2423147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1180 + ... + 2497.

It is an arithmetic number, because the mean of its divisors is an integer number (606870).

2^2423143 is an apocalyptic number.

2423143 is a deficient number, since it is larger than the sum of its proper divisors (4337).

2423143 is an equidigital number, since it uses as much as digits as its factorization.

2423143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4336.

The product of its digits is 576, while the sum is 19.

The square root of 2423143 is about 1556.6447892824. The cubic root of 2423143 is about 134.3155665056.

Adding to 2423143 its reverse (3413242), we get a palindrome (5836385).

Subtracting 2423143 from its reverse (3413242), we obtain a palindrome (990099).

The spelling of 2423143 in words is "two million, four hundred twenty-three thousand, one hundred forty-three".