942543193 has 2 divisors, whose sum is σ = 942543194. Its totient is φ = 942543192.

The previous prime is 942543163. The next prime is 942543221. The reversal of 942543193 is 391345249.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 884051289 + 58491904 = 29733^2 + 7648^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-942543193 is a prime.

It is not a weakly prime, because it can be changed into another prime (942543163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 471271596 + 471271597.

It is an arithmetic number, because the mean of its divisors is an integer number (471271597).

Almost surely, 2^942543193 is an apocalyptic number.

It is an amenable number.

942543193 is a deficient number, since it is larger than the sum of its proper divisors (1).

942543193 is an equidigital number, since it uses as much as digits as its factorization.

942543193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 116640, while the sum is 40.

The square root of 942543193 is about 30700.8663232815. The cubic root of 942543193 is about 980.4687445911.

The spelling of 942543193 in words is "nine hundred forty-two million, five hundred forty-three thousand, one hundred ninety-three".