1131127514180 has 24 divisors (see below), whose sum is σ = 2381984418240. Its totient is φ = 451190693600.

The previous prime is 1131127514173. The next prime is 1131127514191. The reversal of 1131127514180 is 814157211311.

It is a super-2 number, since 2×1131127514180² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1131127514180.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78762146 + ... + 78776505.

It is an arithmetic number, because the mean of its divisors is an integer number (99249350760).

Almost surely, 2^{1131127514180} is an apocalyptic number.

1131127514180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1131127514180 is an abundant number, since it is smaller than the sum of its proper divisors (1250856904060).

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

1131127514180 is a wasteful number, since it uses less digits than its factorization.

1131127514180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157539019 (or 157539017 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 35.

The spelling of 1131127514180 in words is "one trillion, one hundred thirty-one billion, one hundred twenty-seven million, five hundred fourteen thousand, one hundred eighty".