52020005237 has 2 divisors, whose sum is σ = 52020005238. Its totient is φ = 52020005236.

The previous prime is 52020005189. The next prime is 52020005239. The reversal of 52020005237 is 73250002025.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40491903076 + 11528102161 = 201226^2 + 107369^2 .

It is a cyclic number.

It is not a de Polignac number, because 52020005237 - 2¹⁸ = 52019743093 is a prime.

It is a super-3 number, since 3×52020005237³ (a number of 33 digits) contains 333 as substring.

Together with 52020005239, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52020005239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26010002618 + 26010002619.

It is an arithmetic number, because the mean of its divisors is an integer number (26010002619).

Almost surely, 2^52020005237 is an apocalyptic number.

It is an amenable number.

52020005237 is a deficient number, since it is larger than the sum of its proper divisors (1).

52020005237 is an equidigital number, since it uses as much as digits as its factorization.

52020005237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4200, while the sum is 26.

The spelling of 52020005237 in words is "fifty-two billion, twenty million, five thousand, two hundred thirty-seven".