12001307 has 2 divisors, whose sum is σ = 12001308. Its totient is φ = 12001306.

The previous prime is 12001291. The next prime is 12001333. The reversal of 12001307 is 70310021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12001307 - 2⁴ = 12001291 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12001291 and 12001300.

It is not a weakly prime, because it can be changed into another prime (12001387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6000653 + 6000654.

It is an arithmetic number, because the mean of its divisors is an integer number (6000654).

Almost surely, 2^12001307 is an apocalyptic number.

12001307 is a deficient number, since it is larger than the sum of its proper divisors (1).

12001307 is an equidigital number, since it uses as much as digits as its factorization.

12001307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42, while the sum is 14.

The square root of 12001307 is about 3464.2902592017. The cubic root of 12001307 is about 228.9511601062.

Adding to 12001307 its reverse (70310021), we get a palindrome (82311328).

The spelling of 12001307 in words is "twelve million, one thousand, three hundred seven".