1441024021 has 2 divisors, whose sum is σ = 1441024022. Its totient is φ = 1441024020.

The previous prime is 1441024003. The next prime is 1441024051. The reversal of 1441024021 is 1204201441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1352400625 + 88623396 = 36775^2 + 9414^2 .

It is a cyclic number.

It is not a de Polignac number, because 1441024021 - 2⁷ = 1441023893 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1441024021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1441024051) 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, 720512010 + 720512011.

It is an arithmetic number, because the mean of its divisors is an integer number (720512011).

Almost surely, 2^1441024021 is an apocalyptic number.

It is an amenable number.

1441024021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1441024021 is an equidigital number, since it uses as much as digits as its factorization.

1441024021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 1441024021 is about 37960.8221855112. The cubic root of 1441024021 is about 1129.5108491912.

Adding to 1441024021 its reverse (1204201441), we get a palindrome (2645225462).

The spelling of 1441024021 in words is "one billion, four hundred forty-one million, twenty-four thousand, twenty-one".