3198959 has 2 divisors, whose sum is σ = 3198960. Its totient is φ = 3198958.

The previous prime is 3198953. The next prime is 3198967. The reversal of 3198959 is 9598913.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3198959 - 2²⁰ = 2150383 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3198953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1599479 + 1599480.

It is an arithmetic number, because the mean of its divisors is an integer number (1599480).

Almost surely, 2^3198959 is an apocalyptic number.

3198959 is a deficient number, since it is larger than the sum of its proper divisors (1).

3198959 is an equidigital number, since it uses as much as digits as its factorization.

3198959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 87480, while the sum is 44.

The square root of 3198959 is about 1788.5633899865. The cubic root of 3198959 is about 147.3452787259.

The spelling of 3198959 in words is "three million, one hundred ninety-eight thousand, nine hundred fifty-nine".