5178119393 has 2 divisors, whose sum is σ = 5178119394. Its totient is φ = 5178119392.

The previous prime is 5178119377. The next prime is 5178119407. The reversal of 5178119393 is 3939118715.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3236130769 + 1941988624 = 56887^2 + 44068^2 .

It is a cyclic number.

It is not a de Polignac number, because 5178119393 - 2⁴ = 5178119377 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (5178119693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2589059696 + 2589059697.

It is an arithmetic number, because the mean of its divisors is an integer number (2589059697).

Almost surely, 2^5178119393 is an apocalyptic number.

It is an amenable number.

5178119393 is a deficient number, since it is larger than the sum of its proper divisors (1).

5178119393 is an equidigital number, since it uses as much as digits as its factorization.

5178119393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 204120, while the sum is 47.

The square root of 5178119393 is about 71959.1508635281. The cubic root of 5178119393 is about 1730.0448152379.

The spelling of 5178119393 in words is "five billion, one hundred seventy-eight million, one hundred nineteen thousand, three hundred ninety-three".