12379823 has 2 divisors, whose sum is σ = 12379824. Its totient is φ = 12379822.

The previous prime is 12379817. The next prime is 12379837. The reversal of 12379823 is 32897321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12379823 - 2¹⁰ = 12378799 is a prime.

It is a super-2 number, since 2×12379823² = 306520035022658, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12379813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6189911 + 6189912.

It is an arithmetic number, because the mean of its divisors is an integer number (6189912).

Almost surely, 2^12379823 is an apocalyptic number.

12379823 is a deficient number, since it is larger than the sum of its proper divisors (1).

12379823 is an equidigital number, since it uses as much as digits as its factorization.

12379823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 35.

The square root of 12379823 is about 3518.4972644582. The cubic root of 12379823 is about 231.3332957300. Note that the first 3 decimals are identical.

The spelling of 12379823 in words is "twelve million, three hundred seventy-nine thousand, eight hundred twenty-three".