1044011312243 has 4 divisors (see below), whose sum is σ = 1054774315560. Its totient is φ = 1033248308928.

The previous prime is 1044011312213. The next prime is 1044011312251. The reversal of 1044011312243 is 3422131104401.

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 1044011312243 - 2²² = 1044007117939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1044011312203) 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, 5381501513 + ... + 5381501706.

It is an arithmetic number, because the mean of its divisors is an integer number (263693578890).

Almost surely, 2^{1044011312243} is an apocalyptic number.

1044011312243 is a deficient number, since it is larger than the sum of its proper divisors (10763003317).

1044011312243 is an equidigital number, since it uses as much as digits as its factorization.

1044011312243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10763003316.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 1044011312243 its reverse (3422131104401), we get a palindrome (4466142416644).

The spelling of 1044011312243 in words is "one trillion, forty-four billion, eleven million, three hundred twelve thousand, two hundred forty-three".