102085535 has 4 divisors (see below), whose sum is σ = 122502648. Its totient is φ = 81668424.

The previous prime is 102085469. The next prime is 102085541. The reversal of 102085535 is 535580201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 535580201 = 13 ⋅41198477.

It is a cyclic number.

It is not a de Polignac number, because 102085535 - 2⁸ = 102085279 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102085498 and 102085507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10208549 + ... + 10208558.

It is an arithmetic number, because the mean of its divisors is an integer number (30625662).

Almost surely, 2^102085535 is an apocalyptic number.

102085535 is a deficient number, since it is larger than the sum of its proper divisors (20417113).

102085535 is an equidigital number, since it uses as much as digits as its factorization.

102085535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20417112.

The product of its (nonzero) digits is 6000, while the sum is 29.

The square root of 102085535 is about 10103.7386644747. The cubic root of 102085535 is about 467.3634401485.

The spelling of 102085535 in words is "one hundred two million, eighty-five thousand, five hundred thirty-five".