1131100312552 has 24 divisors (see below), whose sum is σ = 2467068284610. Its totient is φ = 484757276640.

The previous prime is 1131100312519. The next prime is 1131100312571. The reversal of 1131100312552 is 2552130011311.

It can be written as a sum of positive squares in only one way, i.e., 1128196611556 + 2903700996 = 1062166^2 + 53886^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1442729599 + ... + 1442730382.

Almost surely, 2^{1131100312552} is an apocalyptic number.

It is an amenable number.

1131100312552 is an abundant number, since it is smaller than the sum of its proper divisors (1335967972058).

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

1131100312552 is a wasteful number, since it uses less digits than its factorization.

1131100312552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2885460001 (or 2885459990 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 25.

Adding to 1131100312552 its reverse (2552130011311), we get a palindrome (3683230323863).

The spelling of 1131100312552 in words is "one trillion, one hundred thirty-one billion, one hundred million, three hundred twelve thousand, five hundred fifty-two".