11532545601 has 4 divisors (see below), whose sum is σ = 15376727472. Its totient is φ = 7688363732.

The previous prime is 11532545593. The next prime is 11532545627. The reversal of 11532545601 is 10654523511.

11532545601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10654523511 = 3 ⋅3551507837.

It is a cyclic number.

It is not a de Polignac number, because 11532545601 - 2³ = 11532545593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11532540601) 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 3 ways as a sum of consecutive naturals, for example, 1922090931 + ... + 1922090936.

It is an arithmetic number, because the mean of its divisors is an integer number (3844181868).

Almost surely, 2^11532545601 is an apocalyptic number.

It is an amenable number.

11532545601 is a deficient number, since it is larger than the sum of its proper divisors (3844181871).

11532545601 is an equidigital number, since it uses as much as digits as its factorization.

11532545601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3844181870.

The product of its (nonzero) digits is 18000, while the sum is 33.

The spelling of 11532545601 in words is "eleven billion, five hundred thirty-two million, five hundred forty-five thousand, six hundred one".