1304231431443 has 8 divisors (see below), whose sum is σ = 1747802528208. Its totient is φ = 865073977824.

The previous prime is 1304231431421. The next prime is 1304231431471. The reversal of 1304231431443 is 3441341324031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1304231431443 - 2¹² = 1304231427347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1304231431543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1103410096 + ... + 1103411277.

It is an arithmetic number, because the mean of its divisors is an integer number (218475316026).

Almost surely, 2^{1304231431443} is an apocalyptic number.

1304231431443 is a deficient number, since it is larger than the sum of its proper divisors (443571096765).

1304231431443 is a wasteful number, since it uses less digits than its factorization.

1304231431443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2206821573.

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 1304231431443 its reverse (3441341324031), we get a palindrome (4745572755474).

The spelling of 1304231431443 in words is "one trillion, three hundred four billion, two hundred thirty-one million, four hundred thirty-one thousand, four hundred forty-three".