102541853 has 2 divisors, whose sum is σ = 102541854. Its totient is φ = 102541852.

The previous prime is 102541819. The next prime is 102541891. The reversal of 102541853 is 358145201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100360324 + 2181529 = 10018^2 + 1477^2 .

It is a cyclic number.

It is not a de Polignac number, because 102541853 - 2¹⁰ = 102540829 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102541553) 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, 51270926 + 51270927.

It is an arithmetic number, because the mean of its divisors is an integer number (51270927).

Almost surely, 2^102541853 is an apocalyptic number.

It is an amenable number.

102541853 is a deficient number, since it is larger than the sum of its proper divisors (1).

102541853 is an equidigital number, since it uses as much as digits as its factorization.

102541853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 102541853 is about 10126.2951270442. The cubic root of 102541853 is about 468.0587700442.

The spelling of 102541853 in words is "one hundred two million, five hundred forty-one thousand, eight hundred fifty-three".