3820070871 has 6 divisors (see below), whose sum is σ = 5517880160. Its totient is φ = 2546713908.

The previous prime is 3820070843. The next prime is 3820070899. The reversal of 3820070871 is 1780700283.

It is an interprime number because it is at equal distance from previous prime (3820070843) and next prime (3820070899).

It is not a de Polignac number, because 3820070871 - 2⁷ = 3820070743 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 (3820070671) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 212226151 + ... + 212226168.

Almost surely, 2^3820070871 is an apocalyptic number.

3820070871 is a deficient number, since it is larger than the sum of its proper divisors (1697809289).

3820070871 is a wasteful number, since it uses less digits than its factorization.

3820070871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424452325 (or 424452322 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 36.

The square root of 3820070871 is about 61806.7218917166. The cubic root of 3820070871 is about 1563.2333320235.

The spelling of 3820070871 in words is "three billion, eight hundred twenty million, seventy thousand, eight hundred seventy-one".