1121299984 has 20 divisors (see below), whose sum is σ = 2482878784. Its totient is φ = 480557088.

The previous prime is 1121299967. The next prime is 1121299999. The reversal of 1121299984 is 4899921211.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5005692 + ... + 5005915.

Almost surely, 2^1121299984 is an apocalyptic number.

1121299984 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1121299984 is an abundant number, since it is smaller than the sum of its proper divisors (1361578800).

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

1121299984 is a wasteful number, since it uses less digits than its factorization.

1121299984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10011622 (or 10011616 counting only the distinct ones).

The product of its digits is 93312, while the sum is 46.

The square root of 1121299984 is about 33485.8176546430. The cubic root of 1121299984 is about 1038.9004602094.

The spelling of 1121299984 in words is "one billion, one hundred twenty-one million, two hundred ninety-nine thousand, nine hundred eighty-four".