11305465011 has 12 divisors (see below), whose sum is σ = 17040121488. Its totient is φ = 7209281904.

The previous prime is 11305465007. The next prime is 11305465133. The reversal of 11305465011 is 11056450311.

11305465011 is a `hidden beast` number, since 1 + 1 + 3 + 0 + 5 + 4 + 650 + 1 + 1 = 666.

It is not a de Polignac number, because 11305465011 - 2² = 11305465007 is a prime.

It is a super-2 number, since 2×11305465011² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11305465711) 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, 27307680 + ... + 27308093.

It is an arithmetic number, because the mean of its divisors is an integer number (1420010124).

Almost surely, 2^11305465011 is an apocalyptic number.

11305465011 is a deficient number, since it is larger than the sum of its proper divisors (5734656477).

11305465011 is a wasteful number, since it uses less digits than its factorization.

11305465011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54615802 (or 54615799 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The spelling of 11305465011 in words is "eleven billion, three hundred five million, four hundred sixty-five thousand, eleven".