520616099 has 2 divisors, whose sum is σ = 520616100. Its totient is φ = 520616098.

The previous prime is 520616087. The next prime is 520616119. The reversal of 520616099 is 990616025.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-520616099 is a prime.

It is a super-2 number, since 2×520616099² = 542082245075955602, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (520616069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260308049 + 260308050.

It is an arithmetic number, because the mean of its divisors is an integer number (260308050).

Almost surely, 2^520616099 is an apocalyptic number.

520616099 is a deficient number, since it is larger than the sum of its proper divisors (1).

520616099 is an equidigital number, since it uses as much as digits as its factorization.

520616099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 38.

The square root of 520616099 is about 22817.0133672223. The cubic root of 520616099 is about 804.4626116464.

The spelling of 520616099 in words is "five hundred twenty million, six hundred sixteen thousand, ninety-nine".