289063601 has 2 divisors, whose sum is σ = 289063602. Its totient is φ = 289063600.

The previous prime is 289063591. The next prime is 289063637. The reversal of 289063601 is 106360982.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 284799376 + 4264225 = 16876^2 + 2065^2 .

It is a cyclic number.

It is not a de Polignac number, because 289063601 - 2²² = 284869297 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (289062601) 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, 144531800 + 144531801.

It is an arithmetic number, because the mean of its divisors is an integer number (144531801).

Almost surely, 2^289063601 is an apocalyptic number.

It is an amenable number.

289063601 is a deficient number, since it is larger than the sum of its proper divisors (1).

289063601 is an equidigital number, since it uses as much as digits as its factorization.

289063601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 289063601 is about 17001.8705147404. The cubic root of 289063601 is about 661.1973985552.

The spelling of 289063601 in words is "two hundred eighty-nine million, sixty-three thousand, six hundred one".