12381367 has 2 divisors, whose sum is σ = 12381368. Its totient is φ = 12381366.

The previous prime is 12381361. The next prime is 12381373. The reversal of 12381367 is 76318321.

It is a balanced prime because it is at equal distance from previous prime (12381361) and next prime (12381373).

It is a cyclic number.

It is not a de Polignac number, because 12381367 - 2¹¹ = 12379319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12381361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6190683 + 6190684.

It is an arithmetic number, because the mean of its divisors is an integer number (6190684).

Almost surely, 2^12381367 is an apocalyptic number.

12381367 is a deficient number, since it is larger than the sum of its proper divisors (1).

12381367 is an equidigital number, since it uses as much as digits as its factorization.

12381367 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 31.

The square root of 12381367 is about 3518.7166694691. The cubic root of 12381367 is about 231.3429125547.

Adding to 12381367 its reverse (76318321), we get a palindrome (88699688).

The spelling of 12381367 in words is "twelve million, three hundred eighty-one thousand, three hundred sixty-seven".