2345042443 has 4 divisors (see below), whose sum is σ = 2346381928. Its totient is φ = 2343702960.

The previous prime is 2345042431. The next prime is 2345042449. The reversal of 2345042443 is 3442405432.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2345042443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2345042449) 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, 667113 + ... + 670618.

It is an arithmetic number, because the mean of its divisors is an integer number (586595482).

Almost surely, 2^2345042443 is an apocalyptic number.

2345042443 is a deficient number, since it is larger than the sum of its proper divisors (1339485).

2345042443 is a wasteful number, since it uses less digits than its factorization.

2345042443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1339484.

The product of its (nonzero) digits is 46080, while the sum is 31.

The square root of 2345042443 is about 48425.6382818028. The cubic root of 2345042443 is about 1328.5673311674.

Adding to 2345042443 its reverse (3442405432), we get a palindrome (5787447875).

The spelling of 2345042443 in words is "two billion, three hundred forty-five million, forty-two thousand, four hundred forty-three".