1141911121872 has 20 divisors (see below), whose sum is σ = 2949937064960. Its totient is φ = 380637040608.

The previous prime is 1141911121759. The next prime is 1141911121891. The reversal of 1141911121872 is 2781211191411.

It is a super-2 number, since 2×1141911121872² (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 1141911121872.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11894907472 + ... + 11894907567.

It is an arithmetic number, because the mean of its divisors is an integer number (147496853248).

Almost surely, 2^{1141911121872} is an apocalyptic number.

1141911121872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1141911121872 is an abundant number, since it is smaller than the sum of its proper divisors (1808025943088).

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

1141911121872 is a wasteful number, since it uses less digits than its factorization.

1141911121872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23789815050 (or 23789815044 counting only the distinct ones).

The product of its digits is 8064, while the sum is 39.

The spelling of 1141911121872 in words is "one trillion, one hundred forty-one billion, nine hundred eleven million, one hundred twenty-one thousand, eight hundred seventy-two".