102305141 has 2 divisors, whose sum is σ = 102305142. Its totient is φ = 102305140.

The previous prime is 102305089. The next prime is 102305153. The reversal of 102305141 is 141503201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65448100 + 36857041 = 8090^2 + 6071^2 .

It is a cyclic number.

It is not a de Polignac number, because 102305141 - 2¹⁰ = 102304117 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102305191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51152570 + 51152571.

It is an arithmetic number, because the mean of its divisors is an integer number (51152571).

Almost surely, 2^102305141 is an apocalyptic number.

It is an amenable number.

102305141 is a deficient number, since it is larger than the sum of its proper divisors (1).

102305141 is an equidigital number, since it uses as much as digits as its factorization.

102305141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 102305141 is about 10114.6003875586. The cubic root of 102305141 is about 467.6983302544.

Adding to 102305141 its reverse (141503201), we get a palindrome (243808342).

The spelling of 102305141 in words is "one hundred two million, three hundred five thousand, one hundred forty-one".