2065116173 has 2 divisors, whose sum is σ = 2065116174. Its totient is φ = 2065116172.

The previous prime is 2065116133. The next prime is 2065116211. The reversal of 2065116173 is 3716115602.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1937584324 + 127531849 = 44018^2 + 11293^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2065116173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2065116133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1032558086 + 1032558087.

It is an arithmetic number, because the mean of its divisors is an integer number (1032558087).

Almost surely, 2^2065116173 is an apocalyptic number.

It is an amenable number.

2065116173 is a deficient number, since it is larger than the sum of its proper divisors (1).

2065116173 is an equidigital number, since it uses as much as digits as its factorization.

2065116173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 2065116173 is about 45443.5493002032. The cubic root of 2065116173 is about 1273.4488218777.

The spelling of 2065116173 in words is "two billion, sixty-five million, one hundred sixteen thousand, one hundred seventy-three".