5116919389 has 2 divisors, whose sum is σ = 5116919390. Its totient is φ = 5116919388.

The previous prime is 5116919363. The next prime is 5116919407. The reversal of 5116919389 is 9839196115.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5068728025 + 48191364 = 71195^2 + 6942^2 .

It is a cyclic number.

It is not a de Polignac number, because 5116919389 - 2⁷ = 5116919261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5116919359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2558459694 + 2558459695.

It is an arithmetic number, because the mean of its divisors is an integer number (2558459695).

Almost surely, 2^5116919389 is an apocalyptic number.

It is an amenable number.

5116919389 is a deficient number, since it is larger than the sum of its proper divisors (1).

5116919389 is an equidigital number, since it uses as much as digits as its factorization.

5116919389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 524880, while the sum is 52.

The square root of 5116919389 is about 71532.6456172285. The cubic root of 5116919389 is about 1723.2020068815.

The spelling of 5116919389 in words is "five billion, one hundred sixteen million, nine hundred nineteen thousand, three hundred eighty-nine".