341255221 has 2 divisors, whose sum is σ = 341255222. Its totient is φ = 341255220.

The previous prime is 341255197. The next prime is 341255237. The reversal of 341255221 is 122552143.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 258244900 + 83010321 = 16070^2 + 9111^2 .

It is a cyclic number.

It is not a de Polignac number, because 341255221 - 2⁹ = 341254709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (341253221) 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, 170627610 + 170627611.

It is an arithmetic number, because the mean of its divisors is an integer number (170627611).

Almost surely, 2^341255221 is an apocalyptic number.

It is an amenable number.

341255221 is a deficient number, since it is larger than the sum of its proper divisors (1).

341255221 is an equidigital number, since it uses as much as digits as its factorization.

341255221 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2400, while the sum is 25.

The square root of 341255221 is about 18473.0945160793. The cubic root of 341255221 is about 698.8110572466.

The spelling of 341255221 in words is "three hundred forty-one million, two hundred fifty-five thousand, two hundred twenty-one".