12927461 has 2 divisors, whose sum is σ = 12927462. Its totient is φ = 12927460.

The previous prime is 12927451. The next prime is 12927469. The reversal of 12927461 is 16472921.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11730625 + 1196836 = 3425^2 + 1094^2 .

It is a cyclic number.

It is not a de Polignac number, because 12927461 - 2²² = 8733157 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12927469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6463730 + 6463731.

It is an arithmetic number, because the mean of its divisors is an integer number (6463731).

Almost surely, 2^12927461 is an apocalyptic number.

It is an amenable number.

12927461 is a deficient number, since it is larger than the sum of its proper divisors (1).

12927461 is an equidigital number, since it uses as much as digits as its factorization.

12927461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 32.

The square root of 12927461 is about 3595.4778541941. The cubic root of 12927461 is about 234.6953105728.

The spelling of 12927461 in words is "twelve million, nine hundred twenty-seven thousand, four hundred sixty-one".