3876785071 has 2 divisors, whose sum is σ = 3876785072. Its totient is φ = 3876785070.

The previous prime is 3876785069. The next prime is 3876785113. The reversal of 3876785071 is 1705876783.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3876785071 - 2¹ = 3876785069 is a prime.

Together with 3876785069, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3876782071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1938392535 + 1938392536.

It is an arithmetic number, because the mean of its divisors is an integer number (1938392536).

Almost surely, 2^3876785071 is an apocalyptic number.

3876785071 is a deficient number, since it is larger than the sum of its proper divisors (1).

3876785071 is an equidigital number, since it uses as much as digits as its factorization.

3876785071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1975680, while the sum is 52.

The square root of 3876785071 is about 62263.8343743782. The cubic root of 3876785071 is about 1570.9314757291.

The spelling of 3876785071 in words is "three billion, eight hundred seventy-six million, seven hundred eighty-five thousand, seventy-one".