30343013443 has 4 divisors (see below), whose sum is σ = 30343413888. Its totient is φ = 30342613000.

The previous prime is 30343013423. The next prime is 30343013513. The reversal of 30343013443 is 34431034303.

It is a happy number.

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 a de Polignac number, because none of the positive numbers 2^k-30343013443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30343013413) 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, 47971 + ... + 250972.

It is an arithmetic number, because the mean of its divisors is an integer number (7585853472).

Almost surely, 2^30343013443 is an apocalyptic number.

30343013443 is a deficient number, since it is larger than the sum of its proper divisors (400445).

30343013443 is a wasteful number, since it uses less digits than its factorization.

30343013443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400444.

The product of its (nonzero) digits is 15552, while the sum is 28.

Adding to 30343013443 its reverse (34431034303), we get a palindrome (64774047746).

The spelling of 30343013443 in words is "thirty billion, three hundred forty-three million, thirteen thousand, four hundred forty-three".