50550133 has 2 divisors, whose sum is σ = 50550134. Its totient is φ = 50550132.

The previous prime is 50550121. The next prime is 50550139. The reversal of 50550133 is 33105505.

It is a happy number.

50550133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41447844 + 9102289 = 6438^2 + 3017^2 .

It is a cyclic number.

It is not a de Polignac number, because 50550133 - 2⁹ = 50549621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50550139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25275066 + 25275067.

It is an arithmetic number, because the mean of its divisors is an integer number (25275067).

Almost surely, 2^50550133 is an apocalyptic number.

It is an amenable number.

50550133 is a deficient number, since it is larger than the sum of its proper divisors (1).

50550133 is an equidigital number, since it uses as much as digits as its factorization.

50550133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1125, while the sum is 22.

The square root of 50550133 is about 7109.8616723534. The cubic root of 50550133 is about 369.7493627627.

Adding to 50550133 its reverse (33105505), we get a palindrome (83655638).

The spelling of 50550133 in words is "fifty million, five hundred fifty thousand, one hundred thirty-three".