12152379 has 4 divisors (see below), whose sum is σ = 16203176. Its totient is φ = 8101584.

The previous prime is 12152351. The next prime is 12152389. The reversal of 12152379 is 97325121.

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

It is not a de Polignac number, because 12152379 - 2⁷ = 12152251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12152389) 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, 2025394 + ... + 2025399.

It is an arithmetic number, because the mean of its divisors is an integer number (4050794).

Almost surely, 2^12152379 is an apocalyptic number.

12152379 is a deficient number, since it is larger than the sum of its proper divisors (4050797).

12152379 is an equidigital number, since it uses as much as digits as its factorization.

12152379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4050796.

The product of its digits is 3780, while the sum is 30.

The square root of 12152379 is about 3486.0262477497. The cubic root of 12152379 is about 229.9078332668.

The spelling of 12152379 in words is "twelve million, one hundred fifty-two thousand, three hundred seventy-nine".