102189067 has 2 divisors, whose sum is σ = 102189068. Its totient is φ = 102189066.

The previous prime is 102189041. The next prime is 102189077. The reversal of 102189067 is 760981201.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102189067 - 2²³ = 93800459 is a prime.

It is not a weakly prime, because it can be changed into another prime (102189037) 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, 51094533 + 51094534.

It is an arithmetic number, because the mean of its divisors is an integer number (51094534).

Almost surely, 2^102189067 is an apocalyptic number.

102189067 is a deficient number, since it is larger than the sum of its proper divisors (1).

102189067 is an equidigital number, since it uses as much as digits as its factorization.

102189067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 34.

The square root of 102189067 is about 10108.8608161355. The cubic root of 102189067 is about 467.5213819612.

The spelling of 102189067 in words is "one hundred two million, one hundred eighty-nine thousand, sixty-seven".