134918169 has 16 divisors (see below), whose sum is σ = 190717440. Its totient is φ = 84689280.

The previous prime is 134918149. The next prime is 134918177. The reversal of 134918169 is 961819431.

It is a de Polignac number, because none of the positive numbers 2^k-134918169 is a prime.

It is a super-2 number, since 2×134918169² = 36405824652625122, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 134918169.

It is not an unprimeable number, because it can be changed into a prime (134918149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16164 + ... + 23045.

It is an arithmetic number, because the mean of its divisors is an integer number (11919840).

Almost surely, 2^134918169 is an apocalyptic number.

It is an amenable number.

134918169 is a deficient number, since it is larger than the sum of its proper divisors (55799271).

134918169 is a wasteful number, since it uses less digits than its factorization.

134918169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39280.

The product of its digits is 46656, while the sum is 42.

The square root of 134918169 is about 11615.4280592667. The cubic root of 134918169 is about 512.8891119111.

The spelling of 134918169 in words is "one hundred thirty-four million, nine hundred eighteen thousand, one hundred sixty-nine".