8345000779 has 2 divisors, whose sum is σ = 8345000780. Its totient is φ = 8345000778.

The previous prime is 8345000761. The next prime is 8345000809. The reversal of 8345000779 is 9770005438.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8345000779 - 2¹¹ = 8344998731 is a prime.

It is not a weakly prime, because it can be changed into another prime (8345001779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4172500389 + 4172500390.

It is an arithmetic number, because the mean of its divisors is an integer number (4172500390).

Almost surely, 2^8345000779 is an apocalyptic number.

8345000779 is a deficient number, since it is larger than the sum of its proper divisors (1).

8345000779 is an equidigital number, since it uses as much as digits as its factorization.

8345000779 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 43.

The square root of 8345000779 is about 91350.9757966493. The cubic root of 8345000779 is about 2028.3464074367.

The spelling of 8345000779 in words is "eight billion, three hundred forty-five million, seven hundred seventy-nine", and thus it is an aban number.