5105519893 has 2 divisors, whose sum is σ = 5105519894. Its totient is φ = 5105519892.

The previous prime is 5105519891. The next prime is 5105519899. The reversal of 5105519893 is 3989155015.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3841148529 + 1264371364 = 61977^2 + 35558^2 .

It is a cyclic number.

It is not a de Polignac number, because 5105519893 - 2¹ = 5105519891 is a prime.

Together with 5105519891, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5105519891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2552759946 + 2552759947.

It is an arithmetic number, because the mean of its divisors is an integer number (2552759947).

Almost surely, 2^5105519893 is an apocalyptic number.

It is an amenable number.

5105519893 is a deficient number, since it is larger than the sum of its proper divisors (1).

5105519893 is an equidigital number, since it uses as much as digits as its factorization.

5105519893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 243000, while the sum is 46.

The square root of 5105519893 is about 71452.9208150374. The cubic root of 5105519893 is about 1721.9214030413.

The spelling of 5105519893 in words is "five billion, one hundred five million, five hundred nineteen thousand, eight hundred ninety-three".