3860385437 has 2 divisors, whose sum is σ = 3860385438. Its totient is φ = 3860385436.

The previous prime is 3860385407. The next prime is 3860385443. The reversal of 3860385437 is 7345830683.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3681334276 + 179051161 = 60674^2 + 13381^2 .

It is an emirp because it is prime and its reverse (7345830683) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3860385437 - 2¹⁶ = 3860319901 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3860385391 and 3860385400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3860385407) 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, 1930192718 + 1930192719.

It is an arithmetic number, because the mean of its divisors is an integer number (1930192719).

Almost surely, 2^3860385437 is an apocalyptic number.

It is an amenable number.

3860385437 is a deficient number, since it is larger than the sum of its proper divisors (1).

3860385437 is an equidigital number, since it uses as much as digits as its factorization.

3860385437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1451520, while the sum is 47.

The square root of 3860385437 is about 62132.0001046160. Note that the first 3 decimals coincide. The cubic root of 3860385437 is about 1568.7132189659.

The spelling of 3860385437 in words is "three billion, eight hundred sixty million, three hundred eighty-five thousand, four hundred thirty-seven".