11582012897 has 16 divisors (see below), whose sum is σ = 14257326720. Its totient is φ = 9162156672.

The previous prime is 11582012887. The next prime is 11582012947. The reversal of 11582012897 is 79821028511.

It is a cyclic number.

It is not a de Polignac number, because 11582012897 - 2²⁰ = 11580964321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11582012887) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 916373 + ... + 928925.

It is an arithmetic number, because the mean of its divisors is an integer number (891082920).

Almost surely, 2^11582012897 is an apocalyptic number.

It is an amenable number.

11582012897 is a deficient number, since it is larger than the sum of its proper divisors (2675313823).

11582012897 is a wasteful number, since it uses less digits than its factorization.

11582012897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22712.

The product of its (nonzero) digits is 80640, while the sum is 44.

The spelling of 11582012897 in words is "eleven billion, five hundred eighty-two million, twelve thousand, eight hundred ninety-seven".