117049660061 has 2 divisors, whose sum is σ = 117049660062. Its totient is φ = 117049660060.

The previous prime is 117049660033. The next prime is 117049660069. The reversal of 117049660061 is 160066940711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 109234216036 + 7815444025 = 330506^2 + 88405^2 .

It is an emirp because it is prime and its reverse (160066940711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 117049660061 - 2³⁰ = 115975918237 is a prime.

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 (117049660069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58524830030 + 58524830031.

It is an arithmetic number, because the mean of its divisors is an integer number (58524830031).

Almost surely, 2^117049660061 is an apocalyptic number.

It is an amenable number.

117049660061 is a deficient number, since it is larger than the sum of its proper divisors (1).

117049660061 is an equidigital number, since it uses as much as digits as its factorization.

117049660061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 41.

The spelling of 117049660061 in words is "one hundred seventeen billion, forty-nine million, six hundred sixty thousand, sixty-one".