1304443111023 has 24 divisors (see below), whose sum is σ = 2094589660800. Its totient is φ = 776839567680.

The previous prime is 1304443111009. The next prime is 1304443111051. The reversal of 1304443111023 is 3201113444031.

1304443111023 is a `hidden beast` number, since 1 + 304 + 44 + 311 + 1 + 0 + 2 + 3 = 666.

It is not a de Polignac number, because 1304443111023 - 2⁵ = 1304443110991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304443113023) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 179820348 + ... + 179827601.

It is an arithmetic number, because the mean of its divisors is an integer number (87274569200).

Almost surely, 2^{1304443111023} is an apocalyptic number.

1304443111023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1304443111023 is a deficient number, since it is larger than the sum of its proper divisors (790146549777).

1304443111023 is a wasteful number, since it uses less digits than its factorization.

1304443111023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359647999 (or 359647996 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 1304443111023 its reverse (3201113444031), we get a palindrome (4505556555054).

The spelling of 1304443111023 in words is "one trillion, three hundred four billion, four hundred forty-three million, one hundred eleven thousand, twenty-three".