1068620243 has 2 divisors, whose sum is σ = 1068620244. Its totient is φ = 1068620242.

The previous prime is 1068620207. The next prime is 1068620257. The reversal of 1068620243 is 3420268601.

It is a strong prime.

It is an emirp because it is prime and its reverse (3420268601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1068620243 - 2⁸ = 1068619987 is a prime.

It is a super-2 number, since 2×1068620243² = 2283898447498758098, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1068620263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 534310121 + 534310122.

It is an arithmetic number, because the mean of its divisors is an integer number (534310122).

Almost surely, 2^1068620243 is an apocalyptic number.

1068620243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1068620243 is an equidigital number, since it uses as much as digits as its factorization.

1068620243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 1068620243 is about 32689.7574631566. The cubic root of 1068620243 is about 1022.3692977604.

Adding to 1068620243 its reverse (3420268601), we get a palindrome (4488888844).

The spelling of 1068620243 in words is "one billion, sixty-eight million, six hundred twenty thousand, two hundred forty-three".