1043199040 has 112 divisors (see below), whose sum is σ = 2791772928. Its totient is φ = 368400384.

The previous prime is 1043199037. The next prime is 1043199043. The reversal of 1043199040 is 409913401.

1043199040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1043199037) and next prime (1043199043).

It is a junction number, because it is equal to n+sod(n) for n = 1043198993 and 1043199011.

It is not an unprimeable number, because it can be changed into a prime (1043199043) 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, 90229 + ... + 101131.

It is an arithmetic number, because the mean of its divisors is an integer number (24926544).

Almost surely, 2^1043199040 is an apocalyptic number.

1043199040 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 1043199040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1395886464).

1043199040 is an abundant number, since it is smaller than the sum of its proper divisors (1748573888).

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

1043199040 is a wasteful number, since it uses less digits than its factorization.

1043199040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10956 (or 10946 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 1043199040 is about 32298.5919197726. The cubic root of 1043199040 is about 1014.1971666023.

The spelling of 1043199040 in words is "one billion, forty-three million, one hundred ninety-nine thousand, forty".