939399163 has 2 divisors, whose sum is σ = 939399164. Its totient is φ = 939399162.

The previous prime is 939399151. The next prime is 939399203. The reversal of 939399163 is 361993939.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 939399163 - 2⁹ = 939398651 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 939399163.

It is not a weakly prime, because it can be changed into another prime (939399133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 469699581 + 469699582.

It is an arithmetic number, because the mean of its divisors is an integer number (469699582).

Almost surely, 2^939399163 is an apocalyptic number.

939399163 is a deficient number, since it is larger than the sum of its proper divisors (1).

939399163 is an equidigital number, since it uses as much as digits as its factorization.

939399163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1062882, while the sum is 52.

The square root of 939399163 is about 30649.6192961674. The cubic root of 939399163 is about 979.3773509049.

The spelling of 939399163 in words is "nine hundred thirty-nine million, three hundred ninety-nine thousand, one hundred sixty-three".