1368826219 has 2 divisors, whose sum is σ = 1368826220. Its totient is φ = 1368826218.

The previous prime is 1368826183. The next prime is 1368826231. The reversal of 1368826219 is 9126288631.

It is a strong prime.

It is an emirp because it is prime and its reverse (9126288631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1368826219 - 2⁹ = 1368825707 is a prime.

It is a super-2 number, since 2×1368826219² = 3747370435643671922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1368826259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 684413109 + 684413110.

It is an arithmetic number, because the mean of its divisors is an integer number (684413110).

Almost surely, 2^1368826219 is an apocalyptic number.

1368826219 is a deficient number, since it is larger than the sum of its proper divisors (1).

1368826219 is an equidigital number, since it uses as much as digits as its factorization.

1368826219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 248832, while the sum is 46.

The square root of 1368826219 is about 36997.6515335771. The cubic root of 1368826219 is about 1110.3232613663.

The spelling of 1368826219 in words is "one billion, three hundred sixty-eight million, eight hundred twenty-six thousand, two hundred nineteen".