134221855 has 8 divisors (see below), whose sum is σ = 162335232. Its totient is φ = 106531488.

The previous prime is 134221849. The next prime is 134221891. The reversal of 134221855 is 558122431.

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

It is a cyclic number.

It is not a de Polignac number, because 134221855 - 2¹¹ = 134219807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105052 + ... + 106321.

It is an arithmetic number, because the mean of its divisors is an integer number (20291904).

Almost surely, 2^134221855 is an apocalyptic number.

134221855 is a deficient number, since it is larger than the sum of its proper divisors (28113377).

134221855 is a wasteful number, since it uses less digits than its factorization.

134221855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211505.

The product of its digits is 9600, while the sum is 31.

The square root of 134221855 is about 11585.4156161961. The cubic root of 134221855 is about 512.0052476981.

The spelling of 134221855 in words is "one hundred thirty-four million, two hundred twenty-one thousand, eight hundred fifty-five".