1044453012 has 12 divisors (see below), whose sum is σ = 2437057056. Its totient is φ = 348151000.

The previous prime is 1044452947. The next prime is 1044453013. The reversal of 1044453012 is 2103544401.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1044453013) 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 3 ways as a sum of consecutive naturals, for example, 43518864 + ... + 43518887.

It is an arithmetic number, because the mean of its divisors is an integer number (203088088).

Almost surely, 2^1044453012 is an apocalyptic number.

1044453012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1044453012 is an abundant number, since it is smaller than the sum of its proper divisors (1392604044).

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

1044453012 is a wasteful number, since it uses less digits than its factorization.

1044453012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87037758 (or 87037756 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 1044453012 is about 32317.9982672195. The cubic root of 1044453012 is about 1014.6033740354.

Adding to 1044453012 its reverse (2103544401), we get a palindrome (3147997413).

The spelling of 1044453012 in words is "one billion, forty-four million, four hundred fifty-three thousand, twelve".