1044305143121 has 4 divisors (see below), whose sum is σ = 1044308904372. Its totient is φ = 1044301381872.

The previous prime is 1044305143073. The next prime is 1044305143169. The reversal of 1044305143121 is 1213415034401.

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

It is an interprime number because it is at equal distance from previous prime (1044305143073) and next prime (1044305143169).

It can be written as a sum of positive squares in 2 ways, for example, as 226872168721 + 817432974400 = 476311^2 + 904120^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1044305143121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1044305143181) 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, 1427810 + ... + 2031563.

It is an arithmetic number, because the mean of its divisors is an integer number (261077226093).

Almost surely, 2^{1044305143121} is an apocalyptic number.

It is an amenable number.

1044305143121 is a deficient number, since it is larger than the sum of its proper divisors (3761251).

1044305143121 is an equidigital number, since it uses as much as digits as its factorization.

1044305143121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3761250.

The product of its (nonzero) digits is 5760, while the sum is 29.

The spelling of 1044305143121 in words is "one trillion, forty-four billion, three hundred five million, one hundred forty-three thousand, one hundred twenty-one".