2133543973 has 8 divisors (see below), whose sum is σ = 2328478560. Its totient is φ = 1938772080.

The previous prime is 2133543959. The next prime is 2133544027. The reversal of 2133543973 is 3793453312.

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 2133543973 - 2²⁹ = 1596673061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133547973) by changing a digit.

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, 12390 + ... + 66487.

It is an arithmetic number, because the mean of its divisors is an integer number (291059820).

Almost surely, 2^2133543973 is an apocalyptic number.

It is an amenable number.

2133543973 is a deficient number, since it is larger than the sum of its proper divisors (194934587).

2133543973 is a wasteful number, since it uses less digits than its factorization.

2133543973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81347.

The product of its digits is 204120, while the sum is 40.

The square root of 2133543973 is about 46190.3017201663. The cubic root of 2133543973 is about 1287.3615469052.

The spelling of 2133543973 in words is "two billion, one hundred thirty-three million, five hundred forty-three thousand, nine hundred seventy-three".