2133434433 has 16 divisors (see below), whose sum is σ = 3068473856. Its totient is φ = 1310705280.

The previous prime is 2133434423. The next prime is 2133434441. The reversal of 2133434433 is 3344343312.

It is not a de Polignac number, because 2133434433 - 2¹⁰ = 2133433409 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2133434433.

It is not an unprimeable number, because it can be changed into a prime (2133434423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21388 + ... + 68733.

It is an arithmetic number, because the mean of its divisors is an integer number (191779616).

Almost surely, 2^2133434433 is an apocalyptic number.

It is an amenable number.

2133434433 is a deficient number, since it is larger than the sum of its proper divisors (935039423).

2133434433 is a wasteful number, since it uses less digits than its factorization.

2133434433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90744.

The product of its digits is 31104, while the sum is 30.

The square root of 2133434433 is about 46189.1159581995. The cubic root of 2133434433 is about 1287.3395147061.

Adding to 2133434433 its reverse (3344343312), we get a palindrome (5477777745).

The spelling of 2133434433 in words is "two billion, one hundred thirty-three million, four hundred thirty-four thousand, four hundred thirty-three".