102084091 has 2 divisors, whose sum is σ = 102084092. Its totient is φ = 102084090.

The previous prime is 102084083. The next prime is 102084127. The reversal of 102084091 is 190480201.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102084091 - 2³ = 102084083 is a prime.

It is not a weakly prime, because it can be changed into another prime (102084071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51042045 + 51042046.

It is an arithmetic number, because the mean of its divisors is an integer number (51042046).

Almost surely, 2^102084091 is an apocalyptic number.

102084091 is a deficient number, since it is larger than the sum of its proper divisors (1).

102084091 is an equidigital number, since it uses as much as digits as its factorization.

102084091 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 25.

The square root of 102084091 is about 10103.6672055249. The cubic root of 102084091 is about 467.3612365194.

The spelling of 102084091 in words is "one hundred two million, eighty-four thousand, ninety-one".