102066599 has 2 divisors, whose sum is σ = 102066600. Its totient is φ = 102066598.

The previous prime is 102066593. The next prime is 102066611. The reversal of 102066599 is 995660201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102066599 - 2⁴ = 102066583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102066593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51033299 + 51033300.

It is an arithmetic number, because the mean of its divisors is an integer number (51033300).

Almost surely, 2^102066599 is an apocalyptic number.

102066599 is a deficient number, since it is larger than the sum of its proper divisors (1).

102066599 is an equidigital number, since it uses as much as digits as its factorization.

102066599 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 102066599 is about 10102.8015421466. The cubic root of 102066599 is about 467.3345410449.

The spelling of 102066599 in words is "one hundred two million, sixty-six thousand, five hundred ninety-nine".