135170617 has 16 divisors (see below), whose sum is σ = 145800000. Its totient is φ = 124922304.

The previous prime is 135170611. The next prime is 135170627. The reversal of 135170617 is 716071531.

It is a cyclic number.

It is not a de Polignac number, because 135170617 - 2⁷ = 135170489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135170611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 270634 + ... + 271132.

It is an arithmetic number, because the mean of its divisors is an integer number (9112500).

Almost surely, 2^135170617 is an apocalyptic number.

It is an amenable number.

135170617 is a deficient number, since it is larger than the sum of its proper divisors (10629383).

135170617 is a wasteful number, since it uses less digits than its factorization.

135170617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840.

The product of its (nonzero) digits is 4410, while the sum is 31.

The square root of 135170617 is about 11626.2899069308. The cubic root of 135170617 is about 513.2088048508.

The spelling of 135170617 in words is "one hundred thirty-five million, one hundred seventy thousand, six hundred seventeen".