2331423443 has 4 divisors (see below), whose sum is σ = 2454129960. Its totient is φ = 2208716928.

The previous prime is 2331423439. The next prime is 2331423461. The reversal of 2331423443 is 3443241332.

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 2331423443 - 2² = 2331423439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2331423403) 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, 61353230 + ... + 61353267.

It is an arithmetic number, because the mean of its divisors is an integer number (613532490).

Almost surely, 2^2331423443 is an apocalyptic number.

2331423443 is a deficient number, since it is larger than the sum of its proper divisors (122706517).

2331423443 is a wasteful number, since it uses less digits than its factorization.

2331423443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122706516.

The product of its digits is 20736, while the sum is 29.

The square root of 2331423443 is about 48284.8158637889. The cubic root of 2331423443 is about 1325.9904199028.

Adding to 2331423443 its reverse (3443241332), we get a palindrome (5774664775).

The spelling of 2331423443 in words is "two billion, three hundred thirty-one million, four hundred twenty-three thousand, four hundred forty-three".