2135875186 has 4 divisors (see below), whose sum is σ = 3203812782. Its totient is φ = 1067937592.

The previous prime is 2135875171. The next prime is 2135875193. The reversal of 2135875186 is 6815785312.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1988714025 + 147161161 = 44595^2 + 12131^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533968795 + ... + 533968798.

Almost surely, 2^2135875186 is an apocalyptic number.

2135875186 is a deficient number, since it is larger than the sum of its proper divisors (1067937596).

2135875186 is a wasteful number, since it uses less digits than its factorization.

2135875186 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1067937595.

The product of its digits is 403200, while the sum is 46.

The square root of 2135875186 is about 46215.5297059333. The cubic root of 2135875186 is about 1287.8302539987.

The spelling of 2135875186 in words is "two billion, one hundred thirty-five million, eight hundred seventy-five thousand, one hundred eighty-six".