4085767139 has 2 divisors, whose sum is σ = 4085767140. Its totient is φ = 4085767138.

The previous prime is 4085767117. The next prime is 4085767151. The reversal of 4085767139 is 9317675804.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4085767139 - 2¹² = 4085763043 is a prime.

It is a super-2 number, since 2×4085767139² = 33386986228264490642, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4085767159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2042883569 + 2042883570.

It is an arithmetic number, because the mean of its divisors is an integer number (2042883570).

Almost surely, 2^4085767139 is an apocalyptic number.

4085767139 is a deficient number, since it is larger than the sum of its proper divisors (1).

4085767139 is an equidigital number, since it uses as much as digits as its factorization.

4085767139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1270080, while the sum is 50.

The square root of 4085767139 is about 63920.0057806631. The cubic root of 4085767139 is about 1598.6664851190. Note that the first 3 decimals are identical.

The spelling of 4085767139 in words is "four billion, eighty-five million, seven hundred sixty-seven thousand, one hundred thirty-nine".