1441040443 has 4 divisors (see below), whose sum is σ = 1479987520. Its totient is φ = 1402093368.

The previous prime is 1441040423. The next prime is 1441040453. The reversal of 1441040443 is 3440401441.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3440401441 = 2383 ⋅1443727.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1441040443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1441040423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19473483 + ... + 19473556.

It is an arithmetic number, because the mean of its divisors is an integer number (369996880).

Almost surely, 2^1441040443 is an apocalyptic number.

1441040443 is a deficient number, since it is larger than the sum of its proper divisors (38947077).

1441040443 is an equidigital number, since it uses as much as digits as its factorization.

1441040443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38947076.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 1441040443 is about 37961.0384868486. The cubic root of 1441040443 is about 1129.5151398337.

Adding to 1441040443 its reverse (3440401441), we get a palindrome (4881441884).

The spelling of 1441040443 in words is "one billion, four hundred forty-one million, forty thousand, four hundred forty-three".