2016566117 has 2 divisors, whose sum is σ = 2016566118. Its totient is φ = 2016566116.

The previous prime is 2016566113. The next prime is 2016566131. The reversal of 2016566117 is 7116656102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1964351041 + 52215076 = 44321^2 + 7226^2 .

It is a cyclic number.

It is not a de Polignac number, because 2016566117 - 2² = 2016566113 is a prime.

It is a super-3 number, since 3×2016566117³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2016566113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1008283058 + 1008283059.

It is an arithmetic number, because the mean of its divisors is an integer number (1008283059).

Almost surely, 2^2016566117 is an apocalyptic number.

It is an amenable number.

2016566117 is a deficient number, since it is larger than the sum of its proper divisors (1).

2016566117 is an equidigital number, since it uses as much as digits as its factorization.

2016566117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 2016566117 is about 44906.1924126284. The cubic root of 2016566117 is about 1263.3901557710.

The spelling of 2016566117 in words is "two billion, sixteen million, five hundred sixty-six thousand, one hundred seventeen".