12585061 has 2 divisors, whose sum is σ = 12585062. Its totient is φ = 12585060.

The previous prime is 12585059. The next prime is 12585077. The reversal of 12585061 is 16058521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8300161 + 4284900 = 2881^2 + 2070^2 .

It is a cyclic number.

It is not a de Polignac number, because 12585061 - 2¹ = 12585059 is a prime.

Together with 12585059, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12585091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6292530 + 6292531.

It is an arithmetic number, because the mean of its divisors is an integer number (6292531).

Almost surely, 2^12585061 is an apocalyptic number.

It is an amenable number.

12585061 is a deficient number, since it is larger than the sum of its proper divisors (1).

12585061 is an equidigital number, since it uses as much as digits as its factorization.

12585061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2400, while the sum is 28.

The square root of 12585061 is about 3547.5429525236. The cubic root of 12585061 is about 232.6046763402.

The spelling of 12585061 in words is "twelve million, five hundred eighty-five thousand, sixty-one".