136603085 has 4 divisors (see below), whose sum is σ = 163923708. Its totient is φ = 109282464.

The previous prime is 136603073. The next prime is 136603097. The reversal of 136603085 is 580306631.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (136603073) and next prime (136603097).

It can be written as a sum of positive squares in 2 ways, for example, as 30492484 + 106110601 = 5522^2 + 10301^2 .

It is a cyclic number.

It is not a de Polignac number, because 136603085 - 2⁴ = 136603069 is a prime.

It is a Duffinian number.

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, 13660304 + ... + 13660313.

It is an arithmetic number, because the mean of its divisors is an integer number (40980927).

Almost surely, 2^136603085 is an apocalyptic number.

It is an amenable number.

136603085 is a deficient number, since it is larger than the sum of its proper divisors (27320623).

136603085 is an equidigital number, since it uses as much as digits as its factorization.

136603085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27320622.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 136603085 is about 11687.7322436818. The cubic root of 136603085 is about 515.0153450042.

The spelling of 136603085 in words is "one hundred thirty-six million, six hundred three thousand, eighty-five".