52520077 has 2 divisors, whose sum is σ = 52520078. Its totient is φ = 52520076.

The previous prime is 52520059. The next prime is 52520093. The reversal of 52520077 is 77002525.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47416996 + 5103081 = 6886^2 + 2259^2 .

It is a cyclic number.

It is not a de Polignac number, because 52520077 - 2⁷ = 52519949 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52524077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26260038 + 26260039.

It is an arithmetic number, because the mean of its divisors is an integer number (26260039).

Almost surely, 2^52520077 is an apocalyptic number.

It is an amenable number.

52520077 is a deficient number, since it is larger than the sum of its proper divisors (1).

52520077 is an equidigital number, since it uses as much as digits as its factorization.

52520077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4900, while the sum is 28.

The square root of 52520077 is about 7247.0736852884. The cubic root of 52520077 is about 374.4913447352.

It can be divided in two parts, 525 and 20077, that added together give a palindrome (20602).

The spelling of 52520077 in words is "fifty-two million, five hundred twenty thousand, seventy-seven".