12829549 has 2 divisors, whose sum is σ = 12829550. Its totient is φ = 12829548.

The previous prime is 12829519. The next prime is 12829573. The reversal of 12829549 is 94592821.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7155625 + 5673924 = 2675^2 + 2382^2 .

It is a cyclic number.

It is not a de Polignac number, because 12829549 - 2¹¹ = 12827501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12829519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6414774 + 6414775.

It is an arithmetic number, because the mean of its divisors is an integer number (6414775).

Almost surely, 2^12829549 is an apocalyptic number.

It is an amenable number.

12829549 is a deficient number, since it is larger than the sum of its proper divisors (1).

12829549 is an equidigital number, since it uses as much as digits as its factorization.

12829549 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 40.

The square root of 12829549 is about 3581.8359817278. The cubic root of 12829549 is about 234.1012844709.

The spelling of 12829549 in words is "twelve million, eight hundred twenty-nine thousand, five hundred forty-nine".