12165830167 has 4 divisors (see below), whose sum is σ = 12198979936. Its totient is φ = 12132680400.

The previous prime is 12165830141. The next prime is 12165830203. The reversal of 12165830167 is 76103856121.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 76103856121 = 73 ⋅1042518577.

It is a cyclic number.

It is not a de Polignac number, because 12165830167 - 2¹⁹ = 12165305879 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12165830767) 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, 16574334 + ... + 16575067.

It is an arithmetic number, because the mean of its divisors is an integer number (3049744984).

Almost surely, 2^12165830167 is an apocalyptic number.

12165830167 is a deficient number, since it is larger than the sum of its proper divisors (33149769).

12165830167 is an equidigital number, since it uses as much as digits as its factorization.

12165830167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33149768.

The product of its (nonzero) digits is 60480, while the sum is 40.

The spelling of 12165830167 in words is "twelve billion, one hundred sixty-five million, eight hundred thirty thousand, one hundred sixty-seven".