1155105043132 has 12 divisors (see below), whose sum is σ = 2021540176656. Its totient is φ = 577522135520.

The previous prime is 1155105043121. The next prime is 1155105043171. The reversal of 1155105043132 is 2313405015511.

It is a junction number, because it is equal to n+sod(n) for n = 1155105043094 and 1155105043103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7510873 + ... + 7663120.

It is an arithmetic number, because the mean of its divisors is an integer number (168461681388).

Almost surely, 2^{1155105043132} is an apocalyptic number.

It is an amenable number.

1155105043132 is a deficient number, since it is larger than the sum of its proper divisors (866435133524).

1155105043132 is a wasteful number, since it uses less digits than its factorization.

1155105043132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15193028 (or 15193026 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 31.

The spelling of 1155105043132 in words is "one trillion, one hundred fifty-five billion, one hundred five million, forty-three thousand, one hundred thirty-two".