134944865 has 8 divisors (see below), whose sum is σ = 176655168. Its totient is φ = 98141680.

The previous prime is 134944853. The next prime is 134944913. The reversal of 134944865 is 568449431.

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

It is not a de Polignac number, because 134944865 - 2²⁰ = 133896289 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1226717 + ... + 1226826.

It is an arithmetic number, because the mean of its divisors is an integer number (22081896).

Almost surely, 2^134944865 is an apocalyptic number.

It is an amenable number.

134944865 is a deficient number, since it is larger than the sum of its proper divisors (41710303).

134944865 is a wasteful number, since it uses less digits than its factorization.

134944865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2453559.

The product of its digits is 414720, while the sum is 44.

The square root of 134944865 is about 11616.5771636915. The cubic root of 134944865 is about 512.9229378093.

The spelling of 134944865 in words is "one hundred thirty-four million, nine hundred forty-four thousand, eight hundred sixty-five".