516301013 has 2 divisors, whose sum is σ = 516301014. Its totient is φ = 516301012.

The previous prime is 516300989. The next prime is 516301021. The reversal of 516301013 is 310103615.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 486511249 + 29789764 = 22057^2 + 5458^2 .

It is a cyclic number.

It is not a de Polignac number, because 516301013 - 2¹² = 516296917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (516301613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258150506 + 258150507.

It is an arithmetic number, because the mean of its divisors is an integer number (258150507).

Almost surely, 2^516301013 is an apocalyptic number.

It is an amenable number.

516301013 is a deficient number, since it is larger than the sum of its proper divisors (1).

516301013 is an equidigital number, since it uses as much as digits as its factorization.

516301013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 516301013 is about 22722.2580964129. The cubic root of 516301013 is about 802.2338674270.

Adding to 516301013 its reverse (310103615), we get a palindrome (826404628).

The spelling of 516301013 in words is "five hundred sixteen million, three hundred one thousand, thirteen".