207741089 has 2 divisors, whose sum is σ = 207741090. Its totient is φ = 207741088.

The previous prime is 207741077. The next prime is 207741091. The reversal of 207741089 is 980147702.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 112190464 + 95550625 = 10592^2 + 9775^2 .

It is a cyclic number.

It is not a de Polignac number, because 207741089 - 2⁴ = 207741073 is a prime.

Together with 207741091, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (207741019) 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, 103870544 + 103870545.

It is an arithmetic number, because the mean of its divisors is an integer number (103870545).

Almost surely, 2^207741089 is an apocalyptic number.

It is an amenable number.

207741089 is a deficient number, since it is larger than the sum of its proper divisors (1).

207741089 is an equidigital number, since it uses as much as digits as its factorization.

207741089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28224, while the sum is 38.

The square root of 207741089 is about 14413.2261829196. The cubic root of 207741089 is about 592.2532709590.

The spelling of 207741089 in words is "two hundred seven million, seven hundred forty-one thousand, eighty-nine".