939554089 has 2 divisors, whose sum is σ = 939554090. Its totient is φ = 939554088.

The previous prime is 939554059. The next prime is 939554183. The reversal of 939554089 is 980455939.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 932264089 + 7290000 = 30533^2 + 2700^2 .

It is a cyclic number.

It is not a de Polignac number, because 939554089 - 2¹⁵ = 939521321 is a prime.

It is not a weakly prime, because it can be changed into another prime (939554029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 469777044 + 469777045.

It is an arithmetic number, because the mean of its divisors is an integer number (469777045).

Almost surely, 2^939554089 is an apocalyptic number.

It is an amenable number.

939554089 is a deficient number, since it is larger than the sum of its proper divisors (1).

939554089 is an equidigital number, since it uses as much as digits as its factorization.

939554089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1749600, while the sum is 52.

The square root of 939554089 is about 30652.1465643110. The cubic root of 939554089 is about 979.4311876838.

The spelling of 939554089 in words is "nine hundred thirty-nine million, five hundred fifty-four thousand, eighty-nine".