102384539 has 2 divisors, whose sum is σ = 102384540. Its totient is φ = 102384538.

The previous prime is 102384533. The next prime is 102384547. The reversal of 102384539 is 935483201.

It is a weak prime.

It is an emirp because it is prime and its reverse (935483201) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102384539 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 102384499 and 102384508.

It is not a weakly prime, because it can be changed into another prime (102384533) 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, 51192269 + 51192270.

It is an arithmetic number, because the mean of its divisors is an integer number (51192270).

Almost surely, 2^102384539 is an apocalyptic number.

102384539 is a deficient number, since it is larger than the sum of its proper divisors (1).

102384539 is an equidigital number, since it uses as much as digits as its factorization.

102384539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 102384539 is about 10118.5245465927. The cubic root of 102384539 is about 467.8192909715.

The spelling of 102384539 in words is "one hundred two million, three hundred eighty-four thousand, five hundred thirty-nine".