1161303021984 has 96 divisors (see below), whose sum is σ = 3484631525760. Its totient is φ = 331732058112.

The previous prime is 1161303021947. The next prime is 1161303022051. The reversal of 1161303021984 is 4891203031611.

It is a tau number, because it is divible by the number of its divisors (96).

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, 3108672 + ... + 3462144.

It is an arithmetic number, because the mean of its divisors is an integer number (36298245060).

Almost surely, 2^{1161303021984} is an apocalyptic number.

1161303021984 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1161303021984 is an abundant number, since it is smaller than the sum of its proper divisors (2323328503776).

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

1161303021984 is a wasteful number, since it uses less digits than its factorization.

1161303021984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358382 (or 358374 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 39.

The spelling of 1161303021984 in words is "one trillion, one hundred sixty-one billion, three hundred three million, twenty-one thousand, nine hundred eighty-four".