12606137 has 2 divisors, whose sum is σ = 12606138. Its totient is φ = 12606136.

The previous prime is 12606127. The next prime is 12606161. The reversal of 12606137 is 73160621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11999296 + 606841 = 3464^2 + 779^2 .

It is a cyclic number.

It is not a de Polignac number, because 12606137 - 2⁶ = 12606073 is a prime.

It is not a weakly prime, because it can be changed into another prime (12606127) 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, 6303068 + 6303069.

It is an arithmetic number, because the mean of its divisors is an integer number (6303069).

Almost surely, 2^12606137 is an apocalyptic number.

It is an amenable number.

12606137 is a deficient number, since it is larger than the sum of its proper divisors (1).

12606137 is an equidigital number, since it uses as much as digits as its factorization.

12606137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 12606137 is about 3550.5122165682. The cubic root of 12606137 is about 232.7344503651.

Adding to 12606137 its reverse (73160621), we get a palindrome (85766758).

The spelling of 12606137 in words is "twelve million, six hundred six thousand, one hundred thirty-seven".