7117660013 has 2 divisors, whose sum is σ = 7117660014. Its totient is φ = 7117660012.

The previous prime is 7117660007. The next prime is 7117660021. The reversal of 7117660013 is 3100667117.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7075837924 + 41822089 = 84118^2 + 6467^2 .

It is a cyclic number.

It is not a de Polignac number, because 7117660013 - 2¹² = 7117655917 is a prime.

It is a super-2 number, since 2×7117660013² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7117660003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3558830006 + 3558830007.

It is an arithmetic number, because the mean of its divisors is an integer number (3558830007).

Almost surely, 2^7117660013 is an apocalyptic number.

It is an amenable number.

7117660013 is a deficient number, since it is larger than the sum of its proper divisors (1).

7117660013 is an equidigital number, since it uses as much as digits as its factorization.

7117660013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5292, while the sum is 32.

The square root of 7117660013 is about 84366.2255467198. The cubic root of 7117660013 is about 1923.5895678858.

The spelling of 7117660013 in words is "seven billion, one hundred seventeen million, six hundred sixty thousand, thirteen".