2116005161 has 8 divisors (see below), whose sum is σ = 2192577024. Its totient is φ = 2039952960.

The previous prime is 2116005137. The next prime is 2116005169. The reversal of 2116005161 is 1615006112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2116005161 - 2¹⁸ = 2115743017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2116005169) 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 in 7 ways as a sum of consecutive naturals, for example, 121616 + ... + 137921.

It is an arithmetic number, because the mean of its divisors is an integer number (274072128).

Almost surely, 2^2116005161 is an apocalyptic number.

It is an amenable number.

2116005161 is a deficient number, since it is larger than the sum of its proper divisors (76571863).

2116005161 is a wasteful number, since it uses less digits than its factorization.

2116005161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259831.

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 2116005161 is about 46000.0560977919. The cubic root of 2116005161 is about 1283.8242483620.

The spelling of 2116005161 in words is "two billion, one hundred sixteen million, five thousand, one hundred sixty-one".