1443223441 has 16 divisors (see below), whose sum is σ = 1593442368. Its totient is φ = 1296232000.

The previous prime is 1443223417. The next prime is 1443223477.

1443223441 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 1443223441 - 2²⁹ = 906352529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1443223141) 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, 651051 + ... + 653263.

It is an arithmetic number, because the mean of its divisors is an integer number (99590148).

Almost surely, 2^1443223441 is an apocalyptic number.

1443223441 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1443223441 is a deficient number, since it is larger than the sum of its proper divisors (150218927).

1443223441 is a wasteful number, since it uses less digits than its factorization.

1443223441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2912.

The product of its digits is 9216, while the sum is 28.

The square root of 1443223441 is about 37989.7807443002. The cubic root of 1443223441 is about 1130.0852106365.

It can be divided in two parts, 14432 and 23441, that added together give a palindrome (37873).

The spelling of 1443223441 in words is "one billion, four hundred forty-three million, two hundred twenty-three thousand, four hundred forty-one".