12005303 has 2 divisors, whose sum is σ = 12005304. Its totient is φ = 12005302.

The previous prime is 12005297. The next prime is 12005309. The reversal of 12005303 is 30350021.

It is a balanced prime because it is at equal distance from previous prime (12005297) and next prime (12005309).

It is a cyclic number.

It is not a de Polignac number, because 12005303 - 2⁸ = 12005047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12005309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6002651 + 6002652.

It is an arithmetic number, because the mean of its divisors is an integer number (6002652).

Almost surely, 2^12005303 is an apocalyptic number.

12005303 is a deficient number, since it is larger than the sum of its proper divisors (1).

12005303 is an equidigital number, since it uses as much as digits as its factorization.

12005303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90, while the sum is 14.

The square root of 12005303 is about 3464.8669527126. The cubic root of 12005303 is about 228.9765680976.

Adding to 12005303 its reverse (30350021), we get a palindrome (42355324).

The spelling of 12005303 in words is "twelve million, five thousand, three hundred three".