5178347423 has 2 divisors, whose sum is σ = 5178347424. Its totient is φ = 5178347422.

The previous prime is 5178347357. The next prime is 5178347429. The reversal of 5178347423 is 3247438715.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5178347423 - 2²⁴ = 5161570207 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5178347429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2589173711 + 2589173712.

It is an arithmetic number, because the mean of its divisors is an integer number (2589173712).

Almost surely, 2^5178347423 is an apocalyptic number.

5178347423 is a deficient number, since it is larger than the sum of its proper divisors (1).

5178347423 is an equidigital number, since it uses as much as digits as its factorization.

5178347423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 564480, while the sum is 44.

The square root of 5178347423 is about 71960.7352866826. The cubic root of 5178347423 is about 1730.0702103217.

The spelling of 5178347423 in words is "five billion, one hundred seventy-eight million, three hundred forty-seven thousand, four hundred twenty-three".