4404042133 has 2 divisors, whose sum is σ = 4404042134. Its totient is φ = 4404042132.

The previous prime is 4404042131. The next prime is 4404042163. The reversal of 4404042133 is 3312404044.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2827793329 + 1576248804 = 53177^2 + 39702^2 .

It is a cyclic number.

It is not a de Polignac number, because 4404042133 - 2¹ = 4404042131 is a prime.

Together with 4404042131, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 4404042098 and 4404042107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4404042131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2202021066 + 2202021067.

It is an arithmetic number, because the mean of its divisors is an integer number (2202021067).

Almost surely, 2^4404042133 is an apocalyptic number.

It is an amenable number.

4404042133 is a deficient number, since it is larger than the sum of its proper divisors (1).

4404042133 is an equidigital number, since it uses as much as digits as its factorization.

4404042133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 4404042133 is about 66362.9575365655. The cubic root of 4404042133 is about 1639.1441763398.

Adding to 4404042133 its reverse (3312404044), we get a palindrome (7716446177).

The spelling of 4404042133 in words is "four billion, four hundred four million, forty-two thousand, one hundred thirty-three".