11532408597 has 6 divisors (see below), whose sum is σ = 16657923542. Its totient is φ = 7688272392.

The previous prime is 11532408593. The next prime is 11532408637. The reversal of 11532408597 is 79580423511.

11532408597 is a `hidden beast` number, since 1 + 1 + 53 + 2 + 4 + 0 + 8 + 597 = 666.

It can be written as a sum of positive squares in only one way, i.e., 11507067441 + 25341156 = 107271^2 + 5034^2 .

It is not a de Polignac number, because 11532408597 - 2² = 11532408593 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11532408593) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 640689358 + ... + 640689375.

Almost surely, 2^11532408597 is an apocalyptic number.

It is an amenable number.

11532408597 is a deficient number, since it is larger than the sum of its proper divisors (5125514945).

11532408597 is a wasteful number, since it uses less digits than its factorization.

11532408597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1281378739 (or 1281378736 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 45.

The spelling of 11532408597 in words is "eleven billion, five hundred thirty-two million, four hundred eight thousand, five hundred ninety-seven".