2305117 has 2 divisors, whose sum is σ = 2305118. Its totient is φ = 2305116.

The previous prime is 2305111. The next prime is 2305133. The reversal of 2305117 is 7115032.

2305117 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1179396 + 1125721 = 1086^2 + 1061^2 .

It is a cyclic number.

It is not a de Polignac number, because 2305117 - 2³ = 2305109 is a prime.

It is a Chen prime.

2305117 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2305094 and 2305103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2305111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1152558 + 1152559.

It is an arithmetic number, because the mean of its divisors is an integer number (1152559).

2^2305117 is an apocalyptic number.

It is an amenable number.

2305117 is a deficient number, since it is larger than the sum of its proper divisors (1).

2305117 is an equidigital number, since it uses as much as digits as its factorization.

2305117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 210, while the sum is 19.

The square root of 2305117 is about 1518.2611764779. The cubic root of 2305117 is about 132.0984305626.

The spelling of 2305117 in words is "two million, three hundred five thousand, one hundred seventeen".