8633834121 has 48 divisors (see below), whose sum is σ = 12793936064. Its totient is φ = 5174928000.

The previous prime is 8633834117. The next prime is 8633834147. The reversal of 8633834121 is 1214383368.

8633834121 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

8633834121 is a nontrivial binomial coefficient, being equal to C(131407, 2).

It is not a de Polignac number, because 8633834121 - 2² = 8633834117 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8633834121.

It is not an unprimeable number, because it can be changed into a prime (8633833121) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21747495 + ... + 21747891.

Almost surely, 2^8633834121 is an apocalyptic number.

8633834121 is the 131406-th triangular number.

It is an amenable number.

8633834121 is a deficient number, since it is larger than the sum of its proper divisors (4160101943).

8633834121 is a wasteful number, since it uses less digits than its factorization.

With its predecessor (8633834120) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (923).

8633834121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934 (or 923 counting only the distinct ones).

The product of its digits is 82944, while the sum is 39.

The square root of 8633834121 is about 92918.4272413174. The cubic root of 8633834121 is about 2051.4828946289.

The spelling of 8633834121 in words is "eight billion, six hundred thirty-three million, eight hundred thirty-four thousand, one hundred twenty-one".