12085903 has 2 divisors, whose sum is σ = 12085904. Its totient is φ = 12085902.

The previous prime is 12085897. The next prime is 12085979. The reversal of 12085903 is 30958021.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12085903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12085993) 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, 6042951 + 6042952.

It is an arithmetic number, because the mean of its divisors is an integer number (6042952).

Almost surely, 2^12085903 is an apocalyptic number.

12085903 is a deficient number, since it is larger than the sum of its proper divisors (1).

12085903 is an equidigital number, since it uses as much as digits as its factorization.

12085903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 12085903 is about 3476.4785343793. The cubic root of 12085903 is about 229.4878522404.

The spelling of 12085903 in words is "twelve million, eighty-five thousand, nine hundred three".