102065699 has 2 divisors, whose sum is σ = 102065700. Its totient is φ = 102065698.

The previous prime is 102065683. The next prime is 102065729. The reversal of 102065699 is 996560201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102065699 - 2⁴ = 102065683 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (102065659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51032849 + 51032850.

It is an arithmetic number, because the mean of its divisors is an integer number (51032850).

Almost surely, 2^102065699 is an apocalyptic number.

102065699 is a deficient number, since it is larger than the sum of its proper divisors (1).

102065699 is an equidigital number, since it uses as much as digits as its factorization.

102065699 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160, while the sum is 38.

The square root of 102065699 is about 10102.7569999481. The cubic root of 102065699 is about 467.3331674244. Note that the first 3 decimals are identical.

The spelling of 102065699 in words is "one hundred two million, sixty-five thousand, six hundred ninety-nine".