830868719 has 2 divisors, whose sum is σ = 830868720. Its totient is φ = 830868718.

The previous prime is 830868691. The next prime is 830868733. The reversal of 830868719 is 917868038.

It is a happy number.

830868719 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 is a cyclic number.

It is not a de Polignac number, because 830868719 - 2⁸ = 830868463 is a prime.

It is a super-2 number, since 2×830868719² = 1380685656425401922, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (830868769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 415434359 + 415434360.

It is an arithmetic number, because the mean of its divisors is an integer number (415434360).

Almost surely, 2^830868719 is an apocalyptic number.

830868719 is a deficient number, since it is larger than the sum of its proper divisors (1).

830868719 is an equidigital number, since it uses as much as digits as its factorization.

830868719 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 580608, while the sum is 50.

The square root of 830868719 is about 28824.7934771439. The cubic root of 830868719 is about 940.1073964361.

The spelling of 830868719 in words is "eight hundred thirty million, eight hundred sixty-eight thousand, seven hundred nineteen".