1044523121 has 2 divisors, whose sum is σ = 1044523122. Its totient is φ = 1044523120.

The previous prime is 1044523087. The next prime is 1044523169. The reversal of 1044523121 is 1213254401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 704637025 + 339886096 = 26545^2 + 18436^2 .

It is a cyclic number.

It is not a de Polignac number, because 1044523121 - 2¹⁰ = 1044522097 is a prime.

It is not a weakly prime, because it can be changed into another prime (1044523171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522261560 + 522261561.

It is an arithmetic number, because the mean of its divisors is an integer number (522261561).

Almost surely, 2^1044523121 is an apocalyptic number.

It is an amenable number.

1044523121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1044523121 is an equidigital number, since it uses as much as digits as its factorization.

1044523121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 1044523121 is about 32319.0829232514. The cubic root of 1044523121 is about 1014.6260753076.

Adding to 1044523121 its reverse (1213254401), we get a palindrome (2257777522).

The spelling of 1044523121 in words is "one billion, forty-four million, five hundred twenty-three thousand, one hundred twenty-one".