52404133 has 2 divisors, whose sum is σ = 52404134. Its totient is φ = 52404132.

The previous prime is 52404127. The next prime is 52404151. The reversal of 52404133 is 33140425.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35247969 + 17156164 = 5937^2 + 4142^2 .

It is a cyclic number.

It is not a de Polignac number, because 52404133 - 2⁵ = 52404101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52404103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26202066 + 26202067.

It is an arithmetic number, because the mean of its divisors is an integer number (26202067).

Almost surely, 2^52404133 is an apocalyptic number.

It is an amenable number.

52404133 is a deficient number, since it is larger than the sum of its proper divisors (1).

52404133 is an equidigital number, since it uses as much as digits as its factorization.

52404133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 52404133 is about 7239.0698988199. The cubic root of 52404133 is about 374.2155643877.

Adding to 52404133 its reverse (33140425), we get a palindrome (85544558).

The spelling of 52404133 in words is "fifty-two million, four hundred four thousand, one hundred thirty-three".