268098353 has 2 divisors, whose sum is σ = 268098354. Its totient is φ = 268098352.

The previous prime is 268098329. The next prime is 268098361. The reversal of 268098353 is 353890862.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 170641969 + 97456384 = 13063^2 + 9872^2 .

It is a cyclic number.

It is not a de Polignac number, because 268098353 - 2¹² = 268094257 is a prime.

It is not a weakly prime, because it can be changed into another prime (268098053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134049176 + 134049177.

It is an arithmetic number, because the mean of its divisors is an integer number (134049177).

Almost surely, 2^268098353 is an apocalyptic number.

It is an amenable number.

268098353 is a deficient number, since it is larger than the sum of its proper divisors (1).

268098353 is an equidigital number, since it uses as much as digits as its factorization.

268098353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 44.

The square root of 268098353 is about 16373.7092010332. The cubic root of 268098353 is about 644.8094327149.

The spelling of 268098353 in words is "two hundred sixty-eight million, ninety-eight thousand, three hundred fifty-three".