12357677 has 2 divisors, whose sum is σ = 12357678. Its totient is φ = 12357676.

The previous prime is 12357661. The next prime is 12357679. The reversal of 12357677 is 77675321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11485321 + 872356 = 3389^2 + 934^2 .

It is a cyclic number.

It is not a de Polignac number, because 12357677 - 2⁴ = 12357661 is a prime.

Together with 12357679, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p₈₀₉₉₇₅ and since 12357677 and 809975 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12357677.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12357679) 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, 6178838 + 6178839.

It is an arithmetic number, because the mean of its divisors is an integer number (6178839).

Almost surely, 2^12357677 is an apocalyptic number.

It is an amenable number.

12357677 is a deficient number, since it is larger than the sum of its proper divisors (1).

12357677 is an equidigital number, since it uses as much as digits as its factorization.

12357677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 61740, while the sum is 38.

The square root of 12357677 is about 3515.3487735927. The cubic root of 12357677 is about 231.1952710028.

The spelling of 12357677 in words is "twelve million, three hundred fifty-seven thousand, six hundred seventy-seven".