12941543547 has 12 divisors (see below), whose sum is σ = 19128070104. Its totient is φ = 8427051360.

The previous prime is 12941543519. The next prime is 12941543569. The reversal of 12941543547 is 74534514921.

12941543547 is a `hidden beast` number, since 1 + 2 + 94 + 15 + 4 + 3 + 547 = 666.

It is not a de Polignac number, because 12941543547 - 2²⁰ = 12940494971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12941547547) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16719954 + ... + 16720727.

It is an arithmetic number, because the mean of its divisors is an integer number (1594005842).

Almost surely, 2^12941543547 is an apocalyptic number.

12941543547 is a deficient number, since it is larger than the sum of its proper divisors (6186526557).

12941543547 is a wasteful number, since it uses less digits than its factorization.

12941543547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33440730 (or 33440727 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The spelling of 12941543547 in words is "twelve billion, nine hundred forty-one million, five hundred forty-three thousand, five hundred forty-seven".