1005880116 has 12 divisors (see below), whose sum is σ = 2347053632. Its totient is φ = 335293368.

The previous prime is 1005880111. The next prime is 1005880129. The reversal of 1005880116 is 6110885001.

It is a happy number.

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 (1005880111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41911660 + ... + 41911683.

Almost surely, 2^1005880116 is an apocalyptic number.

It is an amenable number.

1005880116 is an abundant number, since it is smaller than the sum of its proper divisors (1341173516).

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

1005880116 is a wasteful number, since it uses less digits than its factorization.

1005880116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83823350 (or 83823348 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 30.

The square root of 1005880116 is about 31715.6131266605. The cubic root of 1005880116 is about 1001.9562094161.

The spelling of 1005880116 in words is "one billion, five million, eight hundred eighty thousand, one hundred sixteen".