11013512508 has 36 divisors (see below), whose sum is σ = 27850525248. Its totient is φ = 3669744960.

The previous prime is 11013512467. The next prime is 11013512513. The reversal of 11013512508 is 80521531011.

11013512508 is a `hidden beast` number, since 1 + 10 + 135 + 12 + 508 = 666.

11013512508 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 36693 + ... + 152883.

Almost surely, 2^11013512508 is an apocalyptic number.

11013512508 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

11013512508 is an abundant number, since it is smaller than the sum of its proper divisors (16837012740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11013512508 is a wasteful number, since it uses less digits than its factorization.

11013512508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118834 (or 118829 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 27.

The spelling of 11013512508 in words is "eleven billion, thirteen million, five hundred twelve thousand, five hundred eight".