1043313444023 has 4 divisors (see below), whose sum is σ = 1043345471280. Its totient is φ = 1043281416768.

The previous prime is 1043313444011. The next prime is 1043313444029. The reversal of 1043313444023 is 3204443133401.

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

It is a cyclic number.

It is not a de Polignac number, because 1043313444023 - 2¹⁰ = 1043313442999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043313444029) 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, 15964715 + ... + 16029932.

It is an arithmetic number, because the mean of its divisors is an integer number (260836367820).

Almost surely, 2^{1043313444023} is an apocalyptic number.

1043313444023 is a deficient number, since it is larger than the sum of its proper divisors (32027257).

1043313444023 is an equidigital number, since it uses as much as digits as its factorization.

1043313444023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32027256.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 1043313444023 its reverse (3204443133401), we get a palindrome (4247756577424).

The spelling of 1043313444023 in words is "one trillion, forty-three billion, three hundred thirteen million, four hundred forty-four thousand, twenty-three".