134169985 has 16 divisors (see below), whose sum is σ = 164704464. Its totient is φ = 104896512.

The previous prime is 134169949. The next prime is 134170009. The reversal of 134169985 is 589961431.

It can be written as a sum of positive squares in 8 ways, for example, as 4096 + 134165889 = 64^2 + 11583^2 .

It is a cyclic number.

It is not a de Polignac number, because 134169985 - 2¹⁹ = 133645697 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39619 + ... + 42871.

It is an arithmetic number, because the mean of its divisors is an integer number (10294029).

Almost surely, 2^134169985 is an apocalyptic number.

It is an amenable number.

134169985 is a deficient number, since it is larger than the sum of its proper divisors (30534479).

134169985 is a wasteful number, since it uses less digits than its factorization.

134169985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3444.

The product of its digits is 233280, while the sum is 46.

The square root of 134169985 is about 11583.1768094940. The cubic root of 134169985 is about 511.9392844365.

The spelling of 134169985 in words is "one hundred thirty-four million, one hundred sixty-nine thousand, nine hundred eighty-five".