12461306062321 has 2 divisors, whose sum is σ = 12461306062322. Its totient is φ = 12461306062320.

The previous prime is 12461306062313. The next prime is 12461306062477. The reversal of 12461306062321 is 12326060316421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11428023647296 + 1033282415025 = 3380536^2 + 1016505^2 .

It is a cyclic number.

It is not a de Polignac number, because 12461306062321 - 2³ = 12461306062313 is a prime.

It is not a weakly prime, because it can be changed into another prime (12461306072321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6230653031160 + 6230653031161.

It is an arithmetic number, because the mean of its divisors is an integer number (6230653031161).

Almost surely, 2^{12461306062321} is an apocalyptic number.

It is an amenable number.

12461306062321 is a deficient number, since it is larger than the sum of its proper divisors (1).

12461306062321 is an equidigital number, since it uses as much as digits as its factorization.

12461306062321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 37.

Adding to 12461306062321 its reverse (12326060316421), we get a palindrome (24787366378742).

The spelling of 12461306062321 in words is "twelve trillion, four hundred sixty-one billion, three hundred six million, sixty-two thousand, three hundred twenty-one".