11545020135 has 48 divisors (see below), whose sum is σ = 21887068320. Its totient is φ = 5583102720.

The previous prime is 11545020083. The next prime is 11545020143. The reversal of 11545020135 is 53102054511.

11545020135 is a `hidden beast` number, since 1 + 1 + 5 + 450 + 201 + 3 + 5 = 666.

It is not a de Polignac number, because 11545020135 - 2⁹ = 11545019623 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11545020099 and 11545020108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 162577 + ... + 222533.

It is an arithmetic number, because the mean of its divisors is an integer number (455980590).

Almost surely, 2^11545020135 is an apocalyptic number.

11545020135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11545020135 is a deficient number, since it is larger than the sum of its proper divisors (10342048185).

11545020135 is a wasteful number, since it uses less digits than its factorization.

11545020135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60368 (or 60365 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

Adding to 11545020135 its reverse (53102054511), we get a palindrome (64647074646).

The spelling of 11545020135 in words is "eleven billion, five hundred forty-five million, twenty thousand, one hundred thirty-five".