341538552521 has 2 divisors, whose sum is σ = 341538552522. Its totient is φ = 341538552520.

The previous prime is 341538552473. The next prime is 341538552539. The reversal of 341538552521 is 125255835143.

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., 293481144121 + 48057408400 = 541739^2 + 219220^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-341538552521 is a prime.

It is not a weakly prime, because it can be changed into another prime (341538552541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170769276260 + 170769276261.

It is an arithmetic number, because the mean of its divisors is an integer number (170769276261).

Almost surely, 2^341538552521 is an apocalyptic number.

It is an amenable number.

341538552521 is a deficient number, since it is larger than the sum of its proper divisors (1).

341538552521 is an equidigital number, since it uses as much as digits as its factorization.

341538552521 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 720000, while the sum is 44.

The spelling of 341538552521 in words is "three hundred forty-one billion, five hundred thirty-eight million, five hundred fifty-two thousand, five hundred twenty-one".