1161655000011 has 12 divisors (see below), whose sum is σ = 1830486666840. Its totient is φ = 704033333280.

The previous prime is 1161654999991. The next prime is 1161655000027. The reversal of 1161655000011 is 1100005561611.

1161655000011 is a `hidden beast` number, since 1 + 1 + 6 + 1 + 655 + 0 + 0 + 0 + 0 + 1 + 1 = 666.

It is not a de Polignac number, because 1161655000011 - 2³⁹ = 611899186123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1161655000031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5866944346 + ... + 5866944543.

It is an arithmetic number, because the mean of its divisors is an integer number (152540555570).

Almost surely, 2^{1161655000011} is an apocalyptic number.

1161655000011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1161655000011 is a deficient number, since it is larger than the sum of its proper divisors (668831666829).

1161655000011 is a wasteful number, since it uses less digits than its factorization.

1161655000011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11733888906 (or 11733888903 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 27.

The spelling of 1161655000011 in words is "one trillion, one hundred sixty-one billion, six hundred fifty-five million, eleven", and thus it is an aban number.