289054373 has 2 divisors, whose sum is σ = 289054374. Its totient is φ = 289054372.

The previous prime is 289054351. The next prime is 289054379. The reversal of 289054373 is 373450982.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 150356644 + 138697729 = 12262^2 + 11777^2 .

It is a cyclic number.

It is not a de Polignac number, because 289054373 - 2¹⁴ = 289037989 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 289054373.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (289054379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144527186 + 144527187.

It is an arithmetic number, because the mean of its divisors is an integer number (144527187).

Almost surely, 2^289054373 is an apocalyptic number.

It is an amenable number.

289054373 is a deficient number, since it is larger than the sum of its proper divisors (1).

289054373 is an equidigital number, since it uses as much as digits as its factorization.

289054373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 289054373 is about 17001.5991306700. The cubic root of 289054373 is about 661.1903625090.

The spelling of 289054373 in words is "two hundred eighty-nine million, fifty-four thousand, three hundred seventy-three".