12413032561 has 2 divisors, whose sum is σ = 12413032562. Its totient is φ = 12413032560.

The previous prime is 12413032517. The next prime is 12413032573. The reversal of 12413032561 is 16523031421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6973085025 + 5439947536 = 83505^2 + 73756^2 .

It is a cyclic number.

It is not a de Polignac number, because 12413032561 - 2¹³ = 12413024369 is a prime.

It is not a weakly prime, because it can be changed into another prime (12413032501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6206516280 + 6206516281.

It is an arithmetic number, because the mean of its divisors is an integer number (6206516281).

Almost surely, 2^12413032561 is an apocalyptic number.

It is an amenable number.

12413032561 is a deficient number, since it is larger than the sum of its proper divisors (1).

12413032561 is an equidigital number, since it uses as much as digits as its factorization.

12413032561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 12413032561 its reverse (16523031421), we get a palindrome (28936063982).

The spelling of 12413032561 in words is "twelve billion, four hundred thirteen million, thirty-two thousand, five hundred sixty-one".