2345422543 has 4 divisors (see below), whose sum is σ = 2348315368. Its totient is φ = 2342529720.

The previous prime is 2345422537. The next prime is 2345422553. The reversal of 2345422543 is 3452245432.

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 2345422543 - 2⁵ = 2345422511 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2345422499 and 2345422508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2345422523) 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, 1445196 + ... + 1446817.

It is an arithmetic number, because the mean of its divisors is an integer number (587078842).

Almost surely, 2^2345422543 is an apocalyptic number.

2345422543 is a deficient number, since it is larger than the sum of its proper divisors (2892825).

2345422543 is an equidigital number, since it uses as much as digits as its factorization.

2345422543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2892824.

The product of its digits is 115200, while the sum is 34.

The square root of 2345422543 is about 48429.5626967661. The cubic root of 2345422543 is about 1328.6391082849.

Adding to 2345422543 its reverse (3452245432), we get a palindrome (5797667975).

The spelling of 2345422543 in words is "two billion, three hundred forty-five million, four hundred twenty-two thousand, five hundred forty-three".