1131243005232 has 60 divisors (see below), whose sum is σ = 3166014538440. Its totient is φ = 377068460544.

The previous prime is 1131243005209. The next prime is 1131243005261. The reversal of 1131243005232 is 2325003421311.

1131243005232 is a `hidden beast` number, since 1 + 1 + 3 + 124 + 300 + 5 + 232 = 666.

It is a super-3 number, since 3×1131243005232³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1131243005196 and 1131243005205.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4878744 + ... + 5105352.

It is an arithmetic number, because the mean of its divisors is an integer number (52766908974).

Almost surely, 2^{1131243005232} is an apocalyptic number.

1131243005232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1131243005232 is an abundant number, since it is smaller than the sum of its proper divisors (2034771533208).

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

1131243005232 is a wasteful number, since it uses less digits than its factorization.

1131243005232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261290 (or 261281 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 1131243005232 its reverse (2325003421311), we get a palindrome (3456246426543).

The spelling of 1131243005232 in words is "one trillion, one hundred thirty-one billion, two hundred forty-three million, five thousand, two hundred thirty-two".