1145266111611 has 16 divisors (see below), whose sum is σ = 1785990038400. Its totient is φ = 723325964904.

The previous prime is 1145266111579. The next prime is 1145266111637. The reversal of 1145266111611 is 1161116625411.

1145266111611 is a `hidden beast` number, since 1 + 1 + 4 + 5 + 26 + 6 + 1 + 11 + 611 = 666.

It is not a de Polignac number, because 1145266111611 - 2⁵ = 1145266111579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1145266111681) 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 15 ways as a sum of consecutive naturals, for example, 1116243261 + ... + 1116244286.

It is an arithmetic number, because the mean of its divisors is an integer number (111624377400).

Almost surely, 2^{1145266111611} is an apocalyptic number.

1145266111611 is a deficient number, since it is larger than the sum of its proper divisors (640723926789).

1145266111611 is a wasteful number, since it uses less digits than its factorization.

1145266111611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2232487575 (or 2232487569 counting only the distinct ones).

The product of its digits is 8640, while the sum is 36.

The spelling of 1145266111611 in words is "one trillion, one hundred forty-five billion, two hundred sixty-six million, one hundred eleven thousand, six hundred eleven".