12677429 has 2 divisors, whose sum is σ = 12677430. Its totient is φ = 12677428.

The previous prime is 12677417. The next prime is 12677443. The reversal of 12677429 is 92477621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8584900 + 4092529 = 2930^2 + 2023^2 .

It is a cyclic number.

It is not a de Polignac number, because 12677429 - 2⁸ = 12677173 is a prime.

It is a super-3 number, since 3×12677429³ (a number of 22 digits) contains 333 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 12677392 and 12677401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12677449) 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, 6338714 + 6338715.

It is an arithmetic number, because the mean of its divisors is an integer number (6338715).

Almost surely, 2^12677429 is an apocalyptic number.

It is an amenable number.

12677429 is a deficient number, since it is larger than the sum of its proper divisors (1).

12677429 is an equidigital number, since it uses as much as digits as its factorization.

12677429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42336, while the sum is 38.

The square root of 12677429 is about 3560.5377402859. The cubic root of 12677429 is about 233.1723567683.

The spelling of 12677429 in words is "twelve million, six hundred seventy-seven thousand, four hundred twenty-nine".