268323347 has 2 divisors, whose sum is σ = 268323348. Its totient is φ = 268323346.

The previous prime is 268323287. The next prime is 268323353. The reversal of 268323347 is 743323862.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 268323347 - 2¹⁰ = 268322323 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 268323347.

It is not a weakly prime, because it can be changed into another prime (268323547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134161673 + 134161674.

It is an arithmetic number, because the mean of its divisors is an integer number (134161674).

Almost surely, 2^268323347 is an apocalyptic number.

268323347 is a deficient number, since it is larger than the sum of its proper divisors (1).

268323347 is an equidigital number, since it uses as much as digits as its factorization.

268323347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 38.

The square root of 268323347 is about 16380.5783475432. The cubic root of 268323347 is about 644.9897616707.

The spelling of 268323347 in words is "two hundred sixty-eight million, three hundred twenty-three thousand, three hundred forty-seven".