2133956812 has 24 divisors (see below), whose sum is σ = 4023592272. Its totient is φ = 984436800.

The previous prime is 2133956791. The next prime is 2133956821. The reversal of 2133956812 is 2186593312.

It is a zygodrome in base 2.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116862 + ... + 133882.

It is an arithmetic number, because the mean of its divisors is an integer number (167649678).

Almost surely, 2^2133956812 is an apocalyptic number.

It is an amenable number.

2133956812 is a deficient number, since it is larger than the sum of its proper divisors (1889635460).

2133956812 is a wasteful number, since it uses less digits than its factorization.

2133956812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19449 (or 19447 counting only the distinct ones).

The product of its digits is 77760, while the sum is 40.

The square root of 2133956812 is about 46194.7703966585. The cubic root of 2133956812 is about 1287.4445760161. Note that the first 3 decimals are identical.

The spelling of 2133956812 in words is "two billion, one hundred thirty-three million, nine hundred fifty-six thousand, eight hundred twelve".