11183081465 has 24 divisors (see below), whose sum is σ = 14546046600. Its totient is φ = 8246479104.

The previous prime is 11183081431. The next prime is 11183081473. The reversal of 11183081465 is 56418038111.

11183081465 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1954789369 + 9228292096 = 44213^2 + 96064^2 .

It is not a de Polignac number, because 11183081465 - 2¹⁶ = 11183015929 is a prime.

It is a super-2 number, since 2×11183081465² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16940 + ... + 150509.

It is an arithmetic number, because the mean of its divisors is an integer number (606085275).

Almost surely, 2^11183081465 is an apocalyptic number.

It is an amenable number.

11183081465 is a deficient number, since it is larger than the sum of its proper divisors (3362965135).

11183081465 is a wasteful number, since it uses less digits than its factorization.

11183081465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167529 (or 167510 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 38.

The spelling of 11183081465 in words is "eleven billion, one hundred eighty-three million, eighty-one thousand, four hundred sixty-five".