1121474880512 has 88 divisors (see below), whose sum is σ = 2580554316480. Its totient is φ = 477173882880.

The previous prime is 1121474880511. The next prime is 1121474880517. The reversal of 1121474880512 is 2150884741211.

It is not an unprimeable number, because it can be changed into a prime (1121474880511) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 433562 + ... + 1559142.

Almost surely, 2^{1121474880512} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1121474880512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1290277158240).

1121474880512 is an abundant number, since it is smaller than the sum of its proper divisors (1459079435968).

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

1121474880512 is a wasteful number, since it uses less digits than its factorization.

1121474880512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125747 (or 1125729 counting only the distinct ones).

The product of its (nonzero) digits is 143360, while the sum is 44.

The spelling of 1121474880512 in words is "one trillion, one hundred twenty-one billion, four hundred seventy-four million, eight hundred eighty thousand, five hundred twelve".