12163159527 has 4 divisors (see below), whose sum is σ = 16217546040. Its totient is φ = 8108773016.

The previous prime is 12163159523. The next prime is 12163159531. The reversal of 12163159527 is 72595136121.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (12163159523) and next prime (12163159531).

It is a cyclic number.

It is not a de Polignac number, because 12163159527 - 2² = 12163159523 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12163159523) 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, 2027193252 + ... + 2027193257.

It is an arithmetic number, because the mean of its divisors is an integer number (4054386510).

Almost surely, 2^12163159527 is an apocalyptic number.

12163159527 is a deficient number, since it is larger than the sum of its proper divisors (4054386513).

12163159527 is an equidigital number, since it uses as much as digits as its factorization.

12163159527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4054386512.

The product of its digits is 113400, while the sum is 42.

The spelling of 12163159527 in words is "twelve billion, one hundred sixty-three million, one hundred fifty-nine thousand, five hundred twenty-seven".