12348319 has 2 divisors, whose sum is σ = 12348320. Its totient is φ = 12348318.

The previous prime is 12348317. The next prime is 12348359. The reversal of 12348319 is 91384321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12348319 - 2¹ = 12348317 is a prime.

It is a super-2 number, since 2×12348319² = 304961964251522, which contains 22 as substring.

Together with 12348317, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12348313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6174159 + 6174160.

It is an arithmetic number, because the mean of its divisors is an integer number (6174160).

Almost surely, 2^12348319 is an apocalyptic number.

12348319 is a deficient number, since it is larger than the sum of its proper divisors (1).

12348319 is an equidigital number, since it uses as much as digits as its factorization.

12348319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 31.

The square root of 12348319 is about 3514.0175013793. The cubic root of 12348319 is about 231.1368977962.

The spelling of 12348319 in words is "twelve million, three hundred forty-eight thousand, three hundred nineteen".