11511360783 has 24 divisors (see below), whose sum is σ = 18390529248. Its totient is φ = 6892454592.

The previous prime is 11511360703. The next prime is 11511360793. The reversal of 11511360783 is 38706311511.

11511360783 is a `hidden beast` number, since 1 + 1 + 511 + 3 + 60 + 7 + 83 = 666.

11511360783 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11511360783 - 2⁹ = 11511360271 is a prime.

It is a super-2 number, since 2×11511360783² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11511360703) by changing a digit.

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, 1325235 + ... + 1333892.

It is an arithmetic number, because the mean of its divisors is an integer number (766272052).

Almost surely, 2^11511360783 is an apocalyptic number.

11511360783 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11511360783 is a deficient number, since it is larger than the sum of its proper divisors (6879168465).

11511360783 is a wasteful number, since it uses less digits than its factorization.

11511360783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2659183 (or 2659180 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 36.

The spelling of 11511360783 in words is "eleven billion, five hundred eleven million, three hundred sixty thousand, seven hundred eighty-three".