12740677 has 2 divisors, whose sum is σ = 12740678. Its totient is φ = 12740676.

The previous prime is 12740671. The next prime is 12740699. The reversal of 12740677 is 77604721.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12737761 + 2916 = 3569^2 + 54^2 .

It is a cyclic number.

It is not a de Polignac number, because 12740677 - 2⁷ = 12740549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12740671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6370338 + 6370339.

It is an arithmetic number, because the mean of its divisors is an integer number (6370339).

Almost surely, 2^12740677 is an apocalyptic number.

It is an amenable number.

12740677 is a deficient number, since it is larger than the sum of its proper divisors (1).

12740677 is an equidigital number, since it uses as much as digits as its factorization.

12740677 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16464, while the sum is 34.

The square root of 12740677 is about 3569.4084944147. The cubic root of 12740677 is about 233.5594811990.

It can be divided in two parts, 127 and 40677, that added together give a palindrome (40804).

The spelling of 12740677 in words is "twelve million, seven hundred forty thousand, six hundred seventy-seven".