1131055472832 has 28 divisors (see below), whose sum is σ = 2992584272376. Its totient is φ = 377018490880.

The previous prime is 1131055472831. The next prime is 1131055472863. The reversal of 1131055472832 is 2382745501311.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1131055472831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2945456769 + ... + 2945457152.

Almost surely, 2^{1131055472832} is an apocalyptic number.

1131055472832 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1131055472832 is an abundant number, since it is smaller than the sum of its proper divisors (1861528799544).

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

1131055472832 is an equidigital number, since it uses as much as digits as its factorization.

1131055472832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5890913936 (or 5890913926 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 42.

The spelling of 1131055472832 in words is "one trillion, one hundred thirty-one billion, fifty-five million, four hundred seventy-two thousand, eight hundred thirty-two".