2817170811061 has 2 divisors, whose sum is σ = 2817170811062. Its totient is φ = 2817170811060.

The previous prime is 2817170811043. The next prime is 2817170811067. The reversal of 2817170811061 is 1601180717182.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2675576646961 + 141594164100 = 1635719^2 + 376290^2 .

It is a cyclic number.

It is not a de Polignac number, because 2817170811061 - 2¹³ = 2817170802869 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2817170810999 and 2817170811017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2817170811067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1408585405530 + 1408585405531.

It is an arithmetic number, because the mean of its divisors is an integer number (1408585405531).

Almost surely, 2^{2817170811061} is an apocalyptic number.

It is an amenable number.

2817170811061 is a deficient number, since it is larger than the sum of its proper divisors (1).

2817170811061 is an equidigital number, since it uses as much as digits as its factorization.

2817170811061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37632, while the sum is 43.

The spelling of 2817170811061 in words is "two trillion, eight hundred seventeen billion, one hundred seventy million, eight hundred eleven thousand, sixty-one".