12904027 has 2 divisors, whose sum is σ = 12904028. Its totient is φ = 12904026.

The previous prime is 12903977. The next prime is 12904049. The reversal of 12904027 is 72040921.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12904027 - 2¹¹ = 12901979 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12903992 and 12904010.

It is not a weakly prime, because it can be changed into another prime (12994027) 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, 6452013 + 6452014.

It is an arithmetic number, because the mean of its divisors is an integer number (6452014).

Almost surely, 2^12904027 is an apocalyptic number.

12904027 is a deficient number, since it is larger than the sum of its proper divisors (1).

12904027 is an equidigital number, since it uses as much as digits as its factorization.

12904027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 12904027 is about 3592.2175602266. The cubic root of 12904027 is about 234.5534116981.

Adding to 12904027 its reverse (72040921), we get a palindrome (84944948).

The spelling of 12904027 in words is "twelve million, nine hundred four thousand, twenty-seven".