520005011 has 2 divisors, whose sum is σ = 520005012. Its totient is φ = 520005010.

The previous prime is 520005001. The next prime is 520005019. The reversal of 520005011 is 110500025.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 520005011 - 2¹⁴ = 519988627 is a prime.

It is a super-2 number, since 2×520005011² = 540810422930220242, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (520005019) 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, 260002505 + 260002506.

It is an arithmetic number, because the mean of its divisors is an integer number (260002506).

Almost surely, 2^520005011 is an apocalyptic number.

520005011 is a deficient number, since it is larger than the sum of its proper divisors (1).

520005011 is an equidigital number, since it uses as much as digits as its factorization.

520005011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50, while the sum is 14.

The square root of 520005011 is about 22803.6183751614. The cubic root of 520005011 is about 804.1477347681.

Adding to 520005011 its reverse (110500025), we get a palindrome (630505036).

The spelling of 520005011 in words is "five hundred twenty million, five thousand, eleven".