1043048400 has 120 divisors (see below), whose sum is σ = 3348431520. Its totient is φ = 277547520.

The previous prime is 1043048387. The next prime is 1043048407. The reversal of 1043048400 is 48403401.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043048407) 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 23 ways as a sum of consecutive naturals, for example, 1023091 + ... + 1024109.

It is an arithmetic number, because the mean of its divisors is an integer number (27903596).

Almost surely, 2^1043048400 is an apocalyptic number.

1043048400 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 1043048400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1674215760).

1043048400 is an abundant number, since it is smaller than the sum of its proper divisors (2305383120).

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

1043048400 is a wasteful number, since it uses less digits than its factorization.

1043048400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1893 (or 1882 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 1043048400 is about 32296.2598453753. The cubic root of 1043048400 is about 1014.1483468950.

The spelling of 1043048400 in words is "one billion, forty-three million, forty-eight thousand, four hundred".