519473355013 has 2 divisors, whose sum is σ = 519473355014. Its totient is φ = 519473355012.

The previous prime is 519473355001. The next prime is 519473355047. The reversal of 519473355013 is 310553374915.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 319594616929 + 199878738084 = 565327^2 + 447078^2 .

It is a cyclic number.

It is not a de Polignac number, because 519473355013 - 2⁹ = 519473354501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (519473355053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 259736677506 + 259736677507.

It is an arithmetic number, because the mean of its divisors is an integer number (259736677507).

Almost surely, 2^519473355013 is an apocalyptic number.

It is an amenable number.

519473355013 is a deficient number, since it is larger than the sum of its proper divisors (1).

519473355013 is an equidigital number, since it uses as much as digits as its factorization.

519473355013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 850500, while the sum is 46.

The spelling of 519473355013 in words is "five hundred nineteen billion, four hundred seventy-three million, three hundred fifty-five thousand, thirteen".