5678138471 has 2 divisors, whose sum is σ = 5678138472. Its totient is φ = 5678138470.

The previous prime is 5678138461. The next prime is 5678138497. The reversal of 5678138471 is 1748318765.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5678138471 - 2¹⁸ = 5677876327 is a prime.

It is a super-3 number, since 3×5678138471³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5678138461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2839069235 + 2839069236.

It is an arithmetic number, because the mean of its divisors is an integer number (2839069236).

Almost surely, 2^5678138471 is an apocalyptic number.

5678138471 is a deficient number, since it is larger than the sum of its proper divisors (1).

5678138471 is an equidigital number, since it uses as much as digits as its factorization.

5678138471 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1128960, while the sum is 50.

The square root of 5678138471 is about 75353.4237510148. The cubic root of 5678138471 is about 1784.0293426195.

The spelling of 5678138471 in words is "five billion, six hundred seventy-eight million, one hundred thirty-eight thousand, four hundred seventy-one".