1043113880 has 64 divisors (see below), whose sum is σ = 2499711840. Its totient is φ = 390387712.

The previous prime is 1043113861. The next prime is 1043113921. The reversal of 1043113880 is 883113401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113207 + ... + 122073.

Almost surely, 2^1043113880 is an apocalyptic number.

1043113880 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 1043113880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1249855920).

1043113880 is an abundant number, since it is smaller than the sum of its proper divisors (1456597960).

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

1043113880 is a wasteful number, since it uses less digits than its factorization.

1043113880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9068 (or 9064 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 1043113880 is about 32297.2735691420. The cubic root of 1043113880 is about 1014.1695683596.

The spelling of 1043113880 in words is "one billion, forty-three million, one hundred thirteen thousand, eight hundred eighty".