3109859 has 2 divisors, whose sum is σ = 3109860. Its totient is φ = 3109858.

The previous prime is 3109837. The next prime is 3109867. The reversal of 3109859 is 9589013.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3109859 - 2¹² = 3105763 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3109819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1554929 + 1554930.

It is an arithmetic number, because the mean of its divisors is an integer number (1554930).

Almost surely, 2^3109859 is an apocalyptic number.

3109859 is a deficient number, since it is larger than the sum of its proper divisors (1).

3109859 is an equidigital number, since it uses as much as digits as its factorization.

3109859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 35.

The square root of 3109859 is about 1763.4792315193. The cubic root of 3109859 is about 145.9643842567.

The spelling of 3109859 in words is "three million, one hundred nine thousand, eight hundred fifty-nine".