12555241 has 2 divisors, whose sum is σ = 12555242. Its totient is φ = 12555240.

The previous prime is 12555199. The next prime is 12555281. The reversal of 12555241 is 14255521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6325225 + 6230016 = 2515^2 + 2496^2 .

It is a cyclic number.

It is not a de Polignac number, because 12555241 - 2⁷ = 12555113 is a prime.

It is not a weakly prime, because it can be changed into another prime (12555281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6277620 + 6277621.

It is an arithmetic number, because the mean of its divisors is an integer number (6277621).

Almost surely, 2^12555241 is an apocalyptic number.

It is an amenable number.

12555241 is a deficient number, since it is larger than the sum of its proper divisors (1).

12555241 is an equidigital number, since it uses as much as digits as its factorization.

12555241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2000, while the sum is 25.

The square root of 12555241 is about 3543.3375509539. The cubic root of 12555241 is about 232.4208139785.

The spelling of 12555241 in words is "twelve million, five hundred fifty-five thousand, two hundred forty-one".