288585361 has 2 divisors, whose sum is σ = 288585362. Its totient is φ = 288585360.

The previous prime is 288585359. The next prime is 288585377. The reversal of 288585361 is 163585882.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 282240000 + 6345361 = 16800^2 + 2519^2 .

It is a cyclic number.

It is not a de Polignac number, because 288585361 - 2¹ = 288585359 is a prime.

Together with 288585359, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (288585331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144292680 + 144292681.

It is an arithmetic number, because the mean of its divisors is an integer number (144292681).

Almost surely, 2^288585361 is an apocalyptic number.

It is an amenable number.

288585361 is a deficient number, since it is larger than the sum of its proper divisors (1).

288585361 is an equidigital number, since it uses as much as digits as its factorization.

288585361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 460800, while the sum is 46.

The square root of 288585361 is about 16987.8003579039. The cubic root of 288585361 is about 660.8325589052.

The spelling of 288585361 in words is "two hundred eighty-eight million, five hundred eighty-five thousand, three hundred sixty-one".