30433412133 has 6 divisors (see below), whose sum is σ = 43959373094. Its totient is φ = 20288941416.

The previous prime is 30433412123. The next prime is 30433412137. The reversal of 30433412133 is 33121433403.

30433412133 is a `hidden beast` number, since 304 + 3 + 341 + 2 + 13 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 19729854369 + 10703557764 = 140463^2 + 103458^2 .

It is not a de Polignac number, because 30433412133 - 2⁴ = 30433412117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 30433412097 and 30433412106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30433412137) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1690745110 + ... + 1690745127.

Almost surely, 2^30433412133 is an apocalyptic number.

It is an amenable number.

30433412133 is a deficient number, since it is larger than the sum of its proper divisors (13525960961).

30433412133 is a wasteful number, since it uses less digits than its factorization.

30433412133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3381490243 (or 3381490240 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 30433412133 its reverse (33121433403), we get a palindrome (63554845536).

The spelling of 30433412133 in words is "thirty billion, four hundred thirty-three million, four hundred twelve thousand, one hundred thirty-three".