1441357443 has 8 divisors (see below), whose sum is σ = 2135344400. Its totient is φ = 960904944.

The previous prime is 1441357367. The next prime is 1441357447. The reversal of 1441357443 is 3447531441.

1441357443 is a `hidden beast` number, since 1 + 4 + 41 + 3 + 574 + 43 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-1441357443 is a prime.

It is a super-2 number, since 2×1441357443² = 4155022556982996498, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1441357398 and 1441357407.

It is not an unprimeable number, because it can be changed into a prime (1441357447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26691778 + ... + 26691831.

It is an arithmetic number, because the mean of its divisors is an integer number (266918050).

Almost surely, 2^1441357443 is an apocalyptic number.

1441357443 is a deficient number, since it is larger than the sum of its proper divisors (693986957).

1441357443 is an equidigital number, since it uses as much as digits as its factorization.

1441357443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53383618 (or 53383612 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The square root of 1441357443 is about 37965.2135908650. The cubic root of 1441357443 is about 1129.5979573214.

Adding to 1441357443 its reverse (3447531441), we get a palindrome (4888888884).

The spelling of 1441357443 in words is "one billion, four hundred forty-one million, three hundred fifty-seven thousand, four hundred forty-three".