12853657 has 2 divisors, whose sum is σ = 12853658. Its totient is φ = 12853656.

The previous prime is 12853601. The next prime is 12853693. The reversal of 12853657 is 75635821.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12362256 + 491401 = 3516^2 + 701^2 .

It is a cyclic number.

It is not a de Polignac number, because 12853657 - 2¹⁵ = 12820889 is a prime.

It is not a weakly prime, because it can be changed into another prime (12853697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6426828 + 6426829.

It is an arithmetic number, because the mean of its divisors is an integer number (6426829).

Almost surely, 2^12853657 is an apocalyptic number.

It is an amenable number.

12853657 is a deficient number, since it is larger than the sum of its proper divisors (1).

12853657 is an equidigital number, since it uses as much as digits as its factorization.

12853657 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 50400, while the sum is 37.

The square root of 12853657 is about 3585.1997154970. The cubic root of 12853657 is about 234.2478259281.

The spelling of 12853657 in words is "twelve million, eight hundred fifty-three thousand, six hundred fifty-seven".