11135524545 has 64 divisors (see below), whose sum is σ = 20661177600. Its totient is φ = 5683184640.

The previous prime is 11135524513. The next prime is 11135524549. The reversal of 11135524545 is 54542553111.

11135524545 is a `hidden beast` number, since 11 + 13 + 552 + 45 + 45 = 666.

It is not a de Polignac number, because 11135524545 - 2⁵ = 11135524513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11135524549) 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 63 ways as a sum of consecutive naturals, for example, 429810 + ... + 454980.

It is an arithmetic number, because the mean of its divisors is an integer number (322830900).

Almost surely, 2^11135524545 is an apocalyptic number.

11135524545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11135524545 is a deficient number, since it is larger than the sum of its proper divisors (9525653055).

11135524545 is a wasteful number, since it uses less digits than its factorization.

11135524545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25327 (or 25321 counting only the distinct ones).

The product of its digits is 60000, while the sum is 36.

The spelling of 11135524545 in words is "eleven billion, one hundred thirty-five million, five hundred twenty-four thousand, five hundred forty-five".