5061060100561 has 2 divisors, whose sum is σ = 5061060100562. Its totient is φ = 5061060100560.

The previous prime is 5061060100531. The next prime is 5061060100597. The reversal of 5061060100561 is 1650010601605.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4456933211025 + 604126889536 = 2111145^2 + 777256^2 .

It is a cyclic number.

It is not a de Polignac number, because 5061060100561 - 2⁵ = 5061060100529 is a prime.

It is a super-2 number, since 2×5061060100561² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5061060100501) 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, 2530530050280 + 2530530050281.

It is an arithmetic number, because the mean of its divisors is an integer number (2530530050281).

Almost surely, 2^{5061060100561} is an apocalyptic number.

It is an amenable number.

5061060100561 is a deficient number, since it is larger than the sum of its proper divisors (1).

5061060100561 is an equidigital number, since it uses as much as digits as its factorization.

5061060100561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 31.

The spelling of 5061060100561 in words is "five trillion, sixty-one billion, sixty million, one hundred thousand, five hundred sixty-one".