12125767 has 2 divisors, whose sum is σ = 12125768. Its totient is φ = 12125766.

The previous prime is 12125759. The next prime is 12125803. The reversal of 12125767 is 76752121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12125767 - 2³ = 12125759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12125467) 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, 6062883 + 6062884.

It is an arithmetic number, because the mean of its divisors is an integer number (6062884).

Almost surely, 2^12125767 is an apocalyptic number.

12125767 is a deficient number, since it is larger than the sum of its proper divisors (1).

12125767 is an equidigital number, since it uses as much as digits as its factorization.

12125767 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5880, while the sum is 31.

The square root of 12125767 is about 3482.2072023359. The cubic root of 12125767 is about 229.7398886808.

Adding to 12125767 its reverse (76752121), we get a palindrome (88877888).

The spelling of 12125767 in words is "twelve million, one hundred twenty-five thousand, seven hundred sixty-seven".