1167895980 has 36 divisors (see below), whose sum is σ = 3542618352. Its totient is φ = 311438880.

The previous prime is 1167895979. The next prime is 1167895999. The reversal of 1167895980 is 895987611.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3243976 + ... + 3244335.

Almost surely, 2^1167895980 is an apocalyptic number.

1167895980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1167895980 is an abundant number, since it is smaller than the sum of its proper divisors (2374722372).

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

1167895980 is a wasteful number, since it uses less digits than its factorization.

1167895980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6488326 (or 6488321 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 54.

The square root of 1167895980 is about 34174.4931198694. The cubic root of 1167895980 is about 1053.0962214867.

The spelling of 1167895980 in words is "one billion, one hundred sixty-seven million, eight hundred ninety-five thousand, nine hundred eighty".