1131341035512 has 32 divisors (see below), whose sum is σ = 2842709720400. Its totient is φ = 375199394304.

The previous prime is 1131341035511. The next prime is 1131341035529. The reversal of 1131341035512 is 2155301431311.

It is a self number, because there is not a number n which added to its sum of digits gives 1131341035512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131341035511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119637937 + ... + 119647392.

Almost surely, 2^{1131341035512} is an apocalyptic number.

1131341035512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1131341035512 is an abundant number, since it is smaller than the sum of its proper divisors (1711368684888).

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

1131341035512 is a wasteful number, since it uses less digits than its factorization.

1131341035512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239285535 (or 239285531 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

Adding to 1131341035512 its reverse (2155301431311), we get a palindrome (3286642466823).

The spelling of 1131341035512 in words is "one trillion, one hundred thirty-one billion, three hundred forty-one million, thirty-five thousand, five hundred twelve".