1125671694912 has 112 divisors (see below), whose sum is σ = 3309800766720. Its totient is φ = 375163301376.

The previous prime is 1125671694907. The next prime is 1125671694941. The reversal of 1125671694912 is 2194961765211.

1125671694912 is a `hidden beast` number, since 1 + 1 + 2 + 567 + 1 + 69 + 4 + 9 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 11367598 + ... + 11466194.

It is an arithmetic number, because the mean of its divisors is an integer number (29551792560).

Almost surely, 2^{1125671694912} is an apocalyptic number.

1125671694912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1125671694912 is an abundant number, since it is smaller than the sum of its proper divisors (2184129071808).

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

1125671694912 is an equidigital number, since it uses as much as digits as its factorization.

1125671694912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105225 (or 105209 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 54.

The spelling of 1125671694912 in words is "one trillion, one hundred twenty-five billion, six hundred seventy-one million, six hundred ninety-four thousand, nine hundred twelve".