102804133 has 2 divisors, whose sum is σ = 102804134. Its totient is φ = 102804132.

The previous prime is 102804127. The next prime is 102804161. The reversal of 102804133 is 331408201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 102556129 + 248004 = 10127^2 + 498^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102804133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102804433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51402066 + 51402067.

It is an arithmetic number, because the mean of its divisors is an integer number (51402067).

Almost surely, 2^102804133 is an apocalyptic number.

It is an amenable number.

102804133 is a deficient number, since it is larger than the sum of its proper divisors (1).

102804133 is an equidigital number, since it uses as much as digits as its factorization.

102804133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 102804133 is about 10139.2372987321. The cubic root of 102804133 is about 468.4574948330.

The spelling of 102804133 in words is "one hundred two million, eight hundred four thousand, one hundred thirty-three".