1044421061 has 16 divisors (see below), whose sum is σ = 1114876224. Its totient is φ = 975009024.

The previous prime is 1044421039. The next prime is 1044421067. The reversal of 1044421061 is 1601244401.

It is a happy number.

It is not a de Polignac number, because 1044421061 - 2⁶ = 1044420997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1044421067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1528826 + ... + 1529508.

It is an arithmetic number, because the mean of its divisors is an integer number (69679764).

Almost surely, 2^1044421061 is an apocalyptic number.

It is an amenable number.

1044421061 is a deficient number, since it is larger than the sum of its proper divisors (70455163).

1044421061 is a wasteful number, since it uses less digits than its factorization.

1044421061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1300.

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 1044421061 is about 32317.5039413628. The cubic root of 1044421061 is about 1014.5930279746.

Adding to 1044421061 its reverse (1601244401), we get a palindrome (2645665462).

The spelling of 1044421061 in words is "one billion, forty-four million, four hundred twenty-one thousand, sixty-one".