12159347 has 8 divisors (see below), whose sum is σ = 12892032. Its totient is φ = 11448000.

The previous prime is 12159337. The next prime is 12159353. The reversal of 12159347 is 74395121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12159347 - 2⁴ = 12159331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12159307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4154 + ... + 6447.

It is an arithmetic number, because the mean of its divisors is an integer number (1611504).

Almost surely, 2^12159347 is an apocalyptic number.

12159347 is a deficient number, since it is larger than the sum of its proper divisors (732685).

12159347 is a wasteful number, since it uses less digits than its factorization.

12159347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10669.

The product of its digits is 7560, while the sum is 32.

The square root of 12159347 is about 3487.0255232791. The cubic root of 12159347 is about 229.9517668234.

The spelling of 12159347 in words is "twelve million, one hundred fifty-nine thousand, three hundred forty-seven".