135285807 has 8 divisors (see below), whose sum is σ = 180446976. Its totient is φ = 90157592.

The previous prime is 135285791. The next prime is 135285811. The reversal of 135285807 is 708582531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 135285807 - 2⁴ = 135285791 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135285817) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3898 + ... + 16904.

It is an arithmetic number, because the mean of its divisors is an integer number (22555872).

Almost surely, 2^135285807 is an apocalyptic number.

135285807 is a deficient number, since it is larger than the sum of its proper divisors (45161169).

135285807 is a wasteful number, since it uses less digits than its factorization.

135285807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16477.

The product of its (nonzero) digits is 67200, while the sum is 39.

The square root of 135285807 is about 11631.2427109058. The cubic root of 135285807 is about 513.3545459366.

The spelling of 135285807 in words is "one hundred thirty-five million, two hundred eighty-five thousand, eight hundred seven".