1304340110443 has 4 divisors (see below), whose sum is σ = 1372989589960. Its totient is φ = 1235690630928.

The previous prime is 1304340110431. The next prime is 1304340110459. The reversal of 1304340110443 is 3440110434031.

It is a happy number.

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-1304340110443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1304340113443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34324739730 + ... + 34324739767.

It is an arithmetic number, because the mean of its divisors is an integer number (343247397490).

Almost surely, 2^{1304340110443} is an apocalyptic number.

1304340110443 is a deficient number, since it is larger than the sum of its proper divisors (68649479517).

1304340110443 is an equidigital number, since it uses as much as digits as its factorization.

1304340110443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68649479516.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 1304340110443 its reverse (3440110434031), we get a palindrome (4744450544474).

The spelling of 1304340110443 in words is "one trillion, three hundred four billion, three hundred forty million, one hundred ten thousand, four hundred forty-three".