1068249361 has 2 divisors, whose sum is σ = 1068249362. Its totient is φ = 1068249360.

The previous prime is 1068249337. The next prime is 1068249379. The reversal of 1068249361 is 1639428601.

1068249361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 694059025 + 374190336 = 26345^2 + 19344^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1068249361 is a prime.

It is a super-2 number, since 2×1068249361² = 2282313394553816642, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1068249761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 534124680 + 534124681.

It is an arithmetic number, because the mean of its divisors is an integer number (534124681).

Almost surely, 2^1068249361 is an apocalyptic number.

It is an amenable number.

1068249361 is a deficient number, since it is larger than the sum of its proper divisors (1).

1068249361 is an equidigital number, since it uses as much as digits as its factorization.

1068249361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 1068249361 is about 32684.0842154098. The cubic root of 1068249361 is about 1022.2510074549.

The spelling of 1068249361 in words is "one billion, sixty-eight million, two hundred forty-nine thousand, three hundred sixty-one".