102823141 has 2 divisors, whose sum is σ = 102823142. Its totient is φ = 102823140.

The previous prime is 102823109. The next prime is 102823163. The reversal of 102823141 is 141328201.

It is a happy number.

It is an a-pointer prime, because the next prime (102823163) can be obtained adding 102823141 to its sum of digits (22).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55502500 + 47320641 = 7450^2 + 6879^2 .

It is a cyclic number.

It is not a de Polignac number, because 102823141 - 2⁵ = 102823109 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 (102823541) 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, 51411570 + 51411571.

It is an arithmetic number, because the mean of its divisors is an integer number (51411571).

Almost surely, 2^102823141 is an apocalyptic number.

It is an amenable number.

102823141 is a deficient number, since it is larger than the sum of its proper divisors (1).

102823141 is an equidigital number, since it uses as much as digits as its factorization.

102823141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 102823141 is about 10140.1746040194. The cubic root of 102823141 is about 468.4863649152.

The spelling of 102823141 in words is "one hundred two million, eight hundred twenty-three thousand, one hundred forty-one".