12534857 has 2 divisors, whose sum is σ = 12534858. Its totient is φ = 12534856.

The previous prime is 12534803. The next prime is 12534869. The reversal of 12534857 is 75843521.

It is a happy number.

12534857 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12418576 + 116281 = 3524^2 + 341^2 .

It is a cyclic number.

It is not a de Polignac number, because 12534857 - 2²⁰ = 11486281 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (17534857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6267428 + 6267429.

It is an arithmetic number, because the mean of its divisors is an integer number (6267429).

Almost surely, 2^12534857 is an apocalyptic number.

It is an amenable number.

12534857 is a deficient number, since it is larger than the sum of its proper divisors (1).

12534857 is an equidigital number, since it uses as much as digits as its factorization.

12534857 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33600, while the sum is 35.

The square root of 12534857 is about 3540.4599983618. The cubic root of 12534857 is about 232.2949639550.

The spelling of 12534857 in words is "twelve million, five hundred thirty-four thousand, eight hundred fifty-seven".