102304129 has 2 divisors, whose sum is σ = 102304130. Its totient is φ = 102304128.

The previous prime is 102304127. The next prime is 102304157. The reversal of 102304129 is 921403201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 94867600 + 7436529 = 9740^2 + 2727^2 .

It is a cyclic number.

It is not a de Polignac number, because 102304129 - 2¹ = 102304127 is a prime.

It is a super-2 number, since 2×102304129² = 20932269620897282, which contains 22 as substring.

Together with 102304127, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (102304127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51152064 + 51152065.

It is an arithmetic number, because the mean of its divisors is an integer number (51152065).

Almost surely, 2^102304129 is an apocalyptic number.

It is an amenable number.

102304129 is a deficient number, since it is larger than the sum of its proper divisors (1).

102304129 is an equidigital number, since it uses as much as digits as its factorization.

102304129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 102304129 is about 10114.5503607427. The cubic root of 102304129 is about 467.6967880958.

The spelling of 102304129 in words is "one hundred two million, three hundred four thousand, one hundred twenty-nine".