3785136539 has 2 divisors, whose sum is σ = 3785136540. Its totient is φ = 3785136538.

The previous prime is 3785136517. The next prime is 3785136577. The reversal of 3785136539 is 9356315873.

3785136539 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3785136539 - 2⁸ = 3785136283 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (3785136599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1892568269 + 1892568270.

It is an arithmetic number, because the mean of its divisors is an integer number (1892568270).

Almost surely, 2^3785136539 is an apocalyptic number.

3785136539 is a deficient number, since it is larger than the sum of its proper divisors (1).

3785136539 is an equidigital number, since it uses as much as digits as its factorization.

3785136539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2041200, while the sum is 50.

The square root of 3785136539 is about 61523.4633209152. The cubic root of 3785136539 is about 1558.4535050669.

The spelling of 3785136539 in words is "three billion, seven hundred eighty-five million, one hundred thirty-six thousand, five hundred thirty-nine".