52530377 has 2 divisors, whose sum is σ = 52530378. Its totient is φ = 52530376.

The previous prime is 52530371. The next prime is 52530409. The reversal of 52530377 is 77303525.

It is an a-pointer prime, because the next prime (52530409) can be obtained adding 52530377 to its sum of digits (32).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29767936 + 22762441 = 5456^2 + 4771^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52530377 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (52530371) 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, 26265188 + 26265189.

It is an arithmetic number, because the mean of its divisors is an integer number (26265189).

Almost surely, 2^52530377 is an apocalyptic number.

It is an amenable number.

52530377 is a deficient number, since it is larger than the sum of its proper divisors (1).

52530377 is an equidigital number, since it uses as much as digits as its factorization.

52530377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22050, while the sum is 32.

The square root of 52530377 is about 7247.7842821099. The cubic root of 52530377 is about 374.5158243180.

The spelling of 52530377 in words is "fifty-two million, five hundred thirty thousand, three hundred seventy-seven".