5671223671 has 2 divisors, whose sum is σ = 5671223672. Its totient is φ = 5671223670.

The previous prime is 5671223659. The next prime is 5671223687. The reversal of 5671223671 is 1763221765.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5671223671 - 2⁷ = 5671223543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5671223071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2835611835 + 2835611836.

It is an arithmetic number, because the mean of its divisors is an integer number (2835611836).

Almost surely, 2^5671223671 is an apocalyptic number.

5671223671 is a deficient number, since it is larger than the sum of its proper divisors (1).

5671223671 is an equidigital number, since it uses as much as digits as its factorization.

5671223671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 105840, while the sum is 40.

The square root of 5671223671 is about 75307.5273196511. The cubic root of 5671223671 is about 1783.3048553483.

The spelling of 5671223671 in words is "five billion, six hundred seventy-one million, two hundred twenty-three thousand, six hundred seventy-one".