2134855208 has 8 divisors (see below), whose sum is σ = 4002853530. Its totient is φ = 1067427600.

The previous prime is 2134855187. The next prime is 2134855231. The reversal of 2134855208 is 8025584312.

It can be written as a sum of positive squares in only one way, i.e., 2009011684 + 125843524 = 44822^2 + 11218^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 133428443 + ... + 133428458.

Almost surely, 2^2134855208 is an apocalyptic number.

It is an amenable number.

2134855208 is a deficient number, since it is larger than the sum of its proper divisors (1867998322).

2134855208 is a wasteful number, since it uses less digits than its factorization.

2134855208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266856907 (or 266856903 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 38.

The square root of 2134855208 is about 46204.4933745626. The cubic root of 2134855208 is about 1287.6252220933.

The spelling of 2134855208 in words is "two billion, one hundred thirty-four million, eight hundred fifty-five thousand, two hundred eight".