3158839 has 2 divisors, whose sum is σ = 3158840. Its totient is φ = 3158838.

The previous prime is 3158819. The next prime is 3158851. The reversal of 3158839 is 9388513.

3158839 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (9388513) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3158839 - 2¹⁹ = 2634551 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3158798 and 3158807.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3158819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1579419 + 1579420.

It is an arithmetic number, because the mean of its divisors is an integer number (1579420).

Almost surely, 2^3158839 is an apocalyptic number.

3158839 is a deficient number, since it is larger than the sum of its proper divisors (1).

3158839 is an equidigital number, since it uses as much as digits as its factorization.

3158839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25920, while the sum is 37.

The square root of 3158839 is about 1777.3122966997. The cubic root of 3158839 is about 146.7267046442.

The spelling of 3158839 in words is "three million, one hundred fifty-eight thousand, eight hundred thirty-nine".