134211859 has 4 divisors (see below), whose sum is σ = 134566360. Its totient is φ = 133857360.

The previous prime is 134211851. The next prime is 134211863. The reversal of 134211859 is 958112431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 958112431 = 251 ⋅3817181.

It is a cyclic number.

It is not a de Polignac number, because 134211859 - 2³ = 134211851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134211851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176682 + ... + 177439.

It is an arithmetic number, because the mean of its divisors is an integer number (33641590).

Almost surely, 2^134211859 is an apocalyptic number.

134211859 is a deficient number, since it is larger than the sum of its proper divisors (354501).

134211859 is an equidigital number, since it uses as much as digits as its factorization.

134211859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354500.

The product of its digits is 8640, while the sum is 34.

The square root of 134211859 is about 11584.9842037009. The cubic root of 134211859 is about 511.9925370718.

The spelling of 134211859 in words is "one hundred thirty-four million, two hundred eleven thousand, eight hundred fifty-nine".