1043544432 has 40 divisors (see below), whose sum is σ = 3080941696. Its totient is φ = 298155456.

The previous prime is 1043544421. The next prime is 1043544433. The reversal of 1043544432 is 2344453401.

It is a self number, because there is not a number n which added to its sum of digits gives 1043544432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043544433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1552558 + ... + 1553229.

Almost surely, 2^1043544432 is an apocalyptic number.

1043544432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1043544432 is an abundant number, since it is smaller than the sum of its proper divisors (2037397264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1043544432 is a wasteful number, since it uses less digits than its factorization.

1043544432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3105805 (or 3105799 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

The square root of 1043544432 is about 32303.9383357510. The cubic root of 1043544432 is about 1014.3090841821.

Adding to 1043544432 its reverse (2344453401), we get a palindrome (3387997833).

The spelling of 1043544432 in words is "one billion, forty-three million, five hundred forty-four thousand, four hundred thirty-two".