11632541513 has 4 divisors (see below), whose sum is σ = 12244780560. Its totient is φ = 11020302468.

The previous prime is 11632541507. The next prime is 11632541527. The reversal of 11632541513 is 31514523611.

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.

It is a cyclic number.

It is not a de Polignac number, because 11632541513 - 2⁸ = 11632541257 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11632541513.

It is not an unprimeable number, because it can be changed into a prime (11632541113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 306119495 + ... + 306119532.

It is an arithmetic number, because the mean of its divisors is an integer number (3061195140).

Almost surely, 2^11632541513 is an apocalyptic number.

It is an amenable number.

11632541513 is a deficient number, since it is larger than the sum of its proper divisors (612239047).

11632541513 is an equidigital number, since it uses as much as digits as its factorization.

11632541513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612239046.

The product of its digits is 10800, while the sum is 32.

The spelling of 11632541513 in words is "eleven billion, six hundred thirty-two million, five hundred forty-one thousand, five hundred thirteen".