4665143323 has 4 divisors (see below), whose sum is σ = 4665279928. Its totient is φ = 4665006720.

The previous prime is 4665143309. The next prime is 4665143333. The reversal of 4665143323 is 3233415664.

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.

It is a cyclic number.

It is not a de Polignac number, because 4665143323 - 2¹³ = 4665135131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4665143333) 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, 33940 + ... + 102382.

It is an arithmetic number, because the mean of its divisors is an integer number (1166319982).

Almost surely, 2^4665143323 is an apocalyptic number.

4665143323 is a deficient number, since it is larger than the sum of its proper divisors (136605).

4665143323 is an equidigital number, since it uses as much as digits as its factorization.

4665143323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136604.

The product of its digits is 155520, while the sum is 37.

The square root of 4665143323 is about 68301.8544623790. The cubic root of 4665143323 is about 1670.9174591122.

Adding to 4665143323 its reverse (3233415664), we get a palindrome (7898558987).

The spelling of 4665143323 in words is "four billion, six hundred sixty-five million, one hundred forty-three thousand, three hundred twenty-three".