1043423321333 has 4 divisors (see below), whose sum is σ = 1043483384940. Its totient is φ = 1043363257728.

The previous prime is 1043423321323. The next prime is 1043423321377. The reversal of 1043423321333 is 3331233243401.

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

It can be written as a sum of positive squares in 2 ways, for example, as 234326669329 + 809096652004 = 484073^2 + 899498^2 .

It is a cyclic number.

It is not a de Polignac number, because 1043423321333 - 2²⁰ = 1043422272757 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1043423321333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043423321323) 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, 30005738 + ... + 30040491.

It is an arithmetic number, because the mean of its divisors is an integer number (260870846235).

Almost surely, 2^{1043423321333} is an apocalyptic number.

It is an amenable number.

1043423321333 is a deficient number, since it is larger than the sum of its proper divisors (60063607).

1043423321333 is an equidigital number, since it uses as much as digits as its factorization.

1043423321333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60063606.

The product of its (nonzero) digits is 46656, while the sum is 32.

Adding to 1043423321333 its reverse (3331233243401), we get a palindrome (4374656564734).

The spelling of 1043423321333 in words is "one trillion, forty-three billion, four hundred twenty-three million, three hundred twenty-one thousand, three hundred thirty-three".