288313229 has 2 divisors, whose sum is σ = 288313230. Its totient is φ = 288313228.

The previous prime is 288313187. The next prime is 288313231. The reversal of 288313229 is 922313882.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 236329129 + 51984100 = 15373^2 + 7210^2 .

It is a cyclic number.

It is not a de Polignac number, because 288313229 - 2¹⁶ = 288247693 is a prime.

Together with 288313231, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 288313192 and 288313201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (288313279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144156614 + 144156615.

It is an arithmetic number, because the mean of its divisors is an integer number (144156615).

Almost surely, 2^288313229 is an apocalyptic number.

It is an amenable number.

288313229 is a deficient number, since it is larger than the sum of its proper divisors (1).

288313229 is an equidigital number, since it uses as much as digits as its factorization.

288313229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 38.

The square root of 288313229 is about 16979.7888384986. The cubic root of 288313229 is about 660.6247749277.

The spelling of 288313229 in words is "two hundred eighty-eight million, three hundred thirteen thousand, two hundred twenty-nine".