1043980800 has 240 divisors, whose sum is σ = 3564033792. Its totient is φ = 269107200.

The previous prime is 1043980771. The next prime is 1043980807. The reversal of 1043980800 is 80893401.

It is a tau number, because it is divible by the number of its divisors (240).

It is not an unprimeable number, because it can be changed into a prime (1043980807) 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 23 ways as a sum of consecutive naturals, for example, 1189962 + ... + 1190838.

Almost surely, 2^1043980800 is an apocalyptic number.

1043980800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1043980800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1782016896).

1043980800 is an abundant number, since it is smaller than the sum of its proper divisors (2520052992).

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

1043980800 is an equidigital number, since it uses as much as digits as its factorization.

1043980800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 939 (or 918 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 1043980800 is about 32310.6917288999. The cubic root of 1043980800 is about 1014.4504454674.

The spelling of 1043980800 in words is "one billion, forty-three million, nine hundred eighty thousand, eight hundred".