5681047071 has 8 divisors (see below), whose sum is σ = 8656833664. Its totient is φ = 3246312600.

The previous prime is 5681047067. The next prime is 5681047079. The reversal of 5681047071 is 1707401865.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5681047071 - 2² = 5681047067 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5681047079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135263005 + ... + 135263046.

It is an arithmetic number, because the mean of its divisors is an integer number (1082104208).

Almost surely, 2^5681047071 is an apocalyptic number.

5681047071 is a deficient number, since it is larger than the sum of its proper divisors (2975786593).

5681047071 is a wasteful number, since it uses less digits than its factorization.

5681047071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270526061.

The product of its (nonzero) digits is 47040, while the sum is 39.

The square root of 5681047071 is about 75372.7210003725. The cubic root of 5681047071 is about 1784.3339108629. Note that the first 3 decimals are identical.

The spelling of 5681047071 in words is "five billion, six hundred eighty-one million, forty-seven thousand, seventy-one".