520030037 has 2 divisors, whose sum is σ = 520030038. Its totient is φ = 520030036.

The previous prime is 520030031. The next prime is 520030067. The reversal of 520030037 is 730030025.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 514337041 + 5692996 = 22679^2 + 2386^2 .

It is a cyclic number.

It is not a de Polignac number, because 520030037 - 2¹⁸ = 519767893 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 (520030031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260015018 + 260015019.

It is an arithmetic number, because the mean of its divisors is an integer number (260015019).

Almost surely, 2^520030037 is an apocalyptic number.

It is an amenable number.

520030037 is a deficient number, since it is larger than the sum of its proper divisors (1).

520030037 is an equidigital number, since it uses as much as digits as its factorization.

520030037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 630, while the sum is 20.

The square root of 520030037 is about 22804.1670972654. The cubic root of 520030037 is about 804.1606348222.

The spelling of 520030037 in words is "five hundred twenty million, thirty thousand, thirty-seven".