12379427 has 4 divisors (see below), whose sum is σ = 12389520. Its totient is φ = 12369336.

The previous prime is 12379387. The next prime is 12379429. The reversal of 12379427 is 72497321.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 12379427 - 2¹⁰ = 12378403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12379429) 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 3 ways as a sum of consecutive naturals, for example, 2903 + ... + 5760.

It is an arithmetic number, because the mean of its divisors is an integer number (3097380).

Almost surely, 2^12379427 is an apocalyptic number.

12379427 is a deficient number, since it is larger than the sum of its proper divisors (10093).

12379427 is an equidigital number, since it uses as much as digits as its factorization.

12379427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10092.

The product of its digits is 21168, while the sum is 35.

The square root of 12379427 is about 3518.4409899841. The cubic root of 12379427 is about 231.3308291099.

The spelling of 12379427 in words is "twelve million, three hundred seventy-nine thousand, four hundred twenty-seven".