1042044431335 has 8 divisors (see below), whose sum is σ = 1324009395216. Its totient is φ = 784598160000.

The previous prime is 1042044431327. The next prime is 1042044431339. The reversal of 1042044431335 is 5331344402401.

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

It is not a de Polignac number, because 1042044431335 - 2³ = 1042044431327 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 1042044431335.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042044431339) 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 7 ways as a sum of consecutive naturals, for example, 6129673041 + ... + 6129673210.

It is an arithmetic number, because the mean of its divisors is an integer number (165501174402).

Almost surely, 2^{1042044431335} is an apocalyptic number.

1042044431335 is a deficient number, since it is larger than the sum of its proper divisors (281964963881).

1042044431335 is a wasteful number, since it uses less digits than its factorization.

1042044431335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12259346273.

The product of its (nonzero) digits is 69120, while the sum is 34.

Adding to 1042044431335 its reverse (5331344402401), we get a palindrome (6373388833736).

The spelling of 1042044431335 in words is "one trillion, forty-two billion, forty-four million, four hundred thirty-one thousand, three hundred thirty-five".