134868405 has 64 divisors (see below), whose sum is σ = 254361600. Its totient is φ = 59754240.

The previous prime is 134868379. The next prime is 134868421. The reversal of 134868405 is 504868431.

134868405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 134868405 - 2⁵ = 134868373 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 588831 + ... + 589059.

It is an arithmetic number, because the mean of its divisors is an integer number (3974400).

Almost surely, 2^134868405 is an apocalyptic number.

134868405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

134868405 is a deficient number, since it is larger than the sum of its proper divisors (119493195).

134868405 is a wasteful number, since it uses less digits than its factorization.

134868405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394.

The product of its (nonzero) digits is 92160, while the sum is 39.

The square root of 134868405 is about 11613.2857107711. The cubic root of 134868405 is about 512.8260451582.

The spelling of 134868405 in words is "one hundred thirty-four million, eight hundred sixty-eight thousand, four hundred five".