1041442321 has 8 divisors (see below), whose sum is σ = 1104501960. Its totient is φ = 978582528.

The previous prime is 1041442289. The next prime is 1041442331. The reversal of 1041442321 is 1232441401.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 332551696 + 708890625 = 18236^2 + 26625^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1041442321 - 2⁵ = 1041442289 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1041442292 and 1041442301.

It is not an unprimeable number, because it can be changed into a prime (1041442331) 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 in 7 ways as a sum of consecutive naturals, for example, 39156 + ... + 60133.

It is an arithmetic number, because the mean of its divisors is an integer number (138062745).

Almost surely, 2^1041442321 is an apocalyptic number.

It is an amenable number.

1041442321 is a deficient number, since it is larger than the sum of its proper divisors (63059639).

1041442321 is an equidigital number, since it uses as much as digits as its factorization.

1041442321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99923.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1041442321 is about 32271.3854831180. The cubic root of 1041442321 is about 1013.6275532018.

Adding to 1041442321 its reverse (1232441401), we get a palindrome (2273883722).

The spelling of 1041442321 in words is "one billion, forty-one million, four hundred forty-two thousand, three hundred twenty-one".