12852729 has 8 divisors (see below), whose sum is σ = 19041120. Its totient is φ = 8568468.

The previous prime is 12852701. The next prime is 12852751. The reversal of 12852729 is 92725821.

12852729 is a `hidden beast` number, since 128 + 527 + 2 + 9 = 666.

It is not a de Polignac number, because 12852729 - 2⁷ = 12852601 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12852693 and 12852702.

It is not an unprimeable number, because it can be changed into a prime (12852769) 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 in 7 ways as a sum of consecutive naturals, for example, 237987 + ... + 238040.

It is an arithmetic number, because the mean of its divisors is an integer number (2380140).

Almost surely, 2^12852729 is an apocalyptic number.

It is an amenable number.

12852729 is a deficient number, since it is larger than the sum of its proper divisors (6188391).

12852729 is an equidigital number, since it uses as much as digits as its factorization.

12852729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476036 (or 476030 counting only the distinct ones).

The product of its digits is 20160, while the sum is 36.

The square root of 12852729 is about 3585.0702921979. The cubic root of 12852729 is about 234.2421884349.

The spelling of 12852729 in words is "twelve million, eight hundred fifty-two thousand, seven hundred twenty-nine".