12746677 has 2 divisors, whose sum is σ = 12746678. Its totient is φ = 12746676.

The previous prime is 12746653. The next prime is 12746681. The reversal of 12746677 is 77664721.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7322436 + 5424241 = 2706^2 + 2329^2 .

It is a cyclic number.

It is not a de Polignac number, because 12746677 - 2¹¹ = 12744629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12746647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6373338 + 6373339.

It is an arithmetic number, because the mean of its divisors is an integer number (6373339).

Almost surely, 2^12746677 is an apocalyptic number.

It is an amenable number.

12746677 is a deficient number, since it is larger than the sum of its proper divisors (1).

12746677 is an equidigital number, since it uses as much as digits as its factorization.

12746677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 98784, while the sum is 40.

The square root of 12746677 is about 3570.2488708772. The cubic root of 12746677 is about 233.5961390355.

The spelling of 12746677 in words is "twelve million, seven hundred forty-six thousand, six hundred seventy-seven".