1068225919 has 2 divisors, whose sum is σ = 1068225920. Its totient is φ = 1068225918.

The previous prime is 1068225911. The next prime is 1068225929. The reversal of 1068225919 is 9195228601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1068225919 - 2³ = 1068225911 is a prime.

It is a super-2 number, since 2×1068225919² = 2282213228046789122, which contains 22 as substring.

It is a zygodrome in base 4.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1068225911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 534112959 + 534112960.

It is an arithmetic number, because the mean of its divisors is an integer number (534112960).

Almost surely, 2^1068225919 is an apocalyptic number.

1068225919 is a deficient number, since it is larger than the sum of its proper divisors (1).

1068225919 is an equidigital number, since it uses as much as digits as its factorization.

1068225919 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 43.

The square root of 1068225919 is about 32683.7255985299. The cubic root of 1068225919 is about 1022.2435298677.

The spelling of 1068225919 in words is "one billion, sixty-eight million, two hundred twenty-five thousand, nine hundred nineteen".