6000061013561 has 2 divisors, whose sum is σ = 6000061013562. Its totient is φ = 6000061013560.

The previous prime is 6000061013543. The next prime is 6000061013581. The reversal of 6000061013561 is 1653101600006.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5983869978025 + 16191035536 = 2446195^2 + 127244^2 .

It is a cyclic number.

It is not a de Polignac number, because 6000061013561 - 2¹⁰ = 6000061012537 is a prime.

It is not a weakly prime, because it can be changed into another prime (6000061013581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3000030506780 + 3000030506781.

It is an arithmetic number, because the mean of its divisors is an integer number (3000030506781).

Almost surely, 2^{6000061013561} is an apocalyptic number.

It is an amenable number.

6000061013561 is a deficient number, since it is larger than the sum of its proper divisors (1).

6000061013561 is an equidigital number, since it uses as much as digits as its factorization.

6000061013561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 29.

Adding to 6000061013561 its reverse (1653101600006), we get a palindrome (7653162613567).

The spelling of 6000061013561 in words is "six trillion, sixty-one million, thirteen thousand, five hundred sixty-one".