12834257 has 2 divisors, whose sum is σ = 12834258. Its totient is φ = 12834256.

The previous prime is 12834251. The next prime is 12834281. The reversal of 12834257 is 75243821.

12834257 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9265936 + 3568321 = 3044^2 + 1889^2 .

It is a cyclic number.

It is not a de Polignac number, because 12834257 - 2⁶ = 12834193 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12834251) 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, 6417128 + 6417129.

It is an arithmetic number, because the mean of its divisors is an integer number (6417129).

Almost surely, 2^12834257 is an apocalyptic number.

It is an amenable number.

12834257 is a deficient number, since it is larger than the sum of its proper divisors (1).

12834257 is an equidigital number, since it uses as much as digits as its factorization.

12834257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13440, while the sum is 32.

The square root of 12834257 is about 3582.4931263018. The cubic root of 12834257 is about 234.1299166558.

The spelling of 12834257 in words is "twelve million, eight hundred thirty-four thousand, two hundred fifty-seven".