2521342305241 has 2 divisors, whose sum is σ = 2521342305242. Its totient is φ = 2521342305240.

The previous prime is 2521342305239. The next prime is 2521342305259. The reversal of 2521342305241 is 1425032431252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2432118225625 + 89224079616 = 1559525^2 + 298704^2 .

It is a cyclic number.

It is not a de Polignac number, because 2521342305241 - 2¹ = 2521342305239 is a prime.

Together with 2521342305239, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 2521342305197 and 2521342305206.

It is not a weakly prime, because it can be changed into another prime (2521342305211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260671152620 + 1260671152621.

It is an arithmetic number, because the mean of its divisors is an integer number (1260671152621).

Almost surely, 2^{2521342305241} is an apocalyptic number.

It is an amenable number.

2521342305241 is a deficient number, since it is larger than the sum of its proper divisors (1).

2521342305241 is an equidigital number, since it uses as much as digits as its factorization.

2521342305241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 2521342305241 its reverse (1425032431252), we get a palindrome (3946374736493).

The spelling of 2521342305241 in words is "two trillion, five hundred twenty-one billion, three hundred forty-two million, three hundred five thousand, two hundred forty-one".