11547636097 has 4 divisors (see below), whose sum is σ = 11547854640. Its totient is φ = 11547417556.

The previous prime is 11547636071. The next prime is 11547636127. The reversal of 11547636097 is 79063674511.

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: 79063674511 = 17 ⋅4650804383.

It is a cyclic number.

It is not a de Polignac number, because 11547636097 - 2⁷ = 11547635969 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 11547636097.

It is not an unprimeable number, because it can be changed into a prime (11547636497) 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, 24918 + ... + 154000.

It is an arithmetic number, because the mean of its divisors is an integer number (2886963660).

Almost surely, 2^11547636097 is an apocalyptic number.

It is an amenable number.

11547636097 is a deficient number, since it is larger than the sum of its proper divisors (218543).

11547636097 is an equidigital number, since it uses as much as digits as its factorization.

11547636097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218542.

The product of its (nonzero) digits is 952560, while the sum is 49.

The spelling of 11547636097 in words is "eleven billion, five hundred forty-seven million, six hundred thirty-six thousand, ninety-seven".