939160993 has 2 divisors, whose sum is σ = 939160994. Its totient is φ = 939160992.

The previous prime is 939160991. The next prime is 939161017. The reversal of 939160993 is 399061939.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 866007184 + 73153809 = 29428^2 + 8553^2 .

It is a cyclic number.

It is not a de Polignac number, because 939160993 - 2¹ = 939160991 is a prime.

Together with 939160991, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (939160991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 469580496 + 469580497.

It is an arithmetic number, because the mean of its divisors is an integer number (469580497).

Almost surely, 2^939160993 is an apocalyptic number.

It is an amenable number.

939160993 is a deficient number, since it is larger than the sum of its proper divisors (1).

939160993 is an equidigital number, since it uses as much as digits as its factorization.

939160993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 354294, while the sum is 49.

The square root of 939160993 is about 30645.7336834999. The cubic root of 939160993 is about 979.2945752938.

The spelling of 939160993 in words is "nine hundred thirty-nine million, one hundred sixty thousand, nine hundred ninety-three".