1150055111156 has 24 divisors (see below), whose sum is σ = 2300170931520. Its totient is φ = 492867752832.

The previous prime is 1150055111141. The next prime is 1150055111167. The reversal of 1150055111156 is 6511115500511.

It is a congruent number.

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, 578375 + ... + 1623153.

It is an arithmetic number, because the mean of its divisors is an integer number (95840455480).

Almost surely, 2^{1150055111156} is an apocalyptic number.

It is an amenable number.

1150055111156 is an abundant number, since it is smaller than the sum of its proper divisors (1150115820364).

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

1150055111156 is a wasteful number, since it uses less digits than its factorization.

1150055111156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1084103 (or 1084101 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 32.

The spelling of 1150055111156 in words is "one trillion, one hundred fifty billion, fifty-five million, one hundred eleven thousand, one hundred fifty-six".