8340778603 has 2 divisors, whose sum is σ = 8340778604. Its totient is φ = 8340778602.

The previous prime is 8340778597. The next prime is 8340778609. The reversal of 8340778603 is 3068770438.

It is a balanced prime because it is at equal distance from previous prime (8340778597) and next prime (8340778609).

It is a cyclic number.

It is not a de Polignac number, because 8340778603 - 2²¹ = 8338681451 is a prime.

It is not a weakly prime, because it can be changed into another prime (8340778609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4170389301 + 4170389302.

It is an arithmetic number, because the mean of its divisors is an integer number (4170389302).

Almost surely, 2^8340778603 is an apocalyptic number.

8340778603 is a deficient number, since it is larger than the sum of its proper divisors (1).

8340778603 is an equidigital number, since it uses as much as digits as its factorization.

8340778603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 677376, while the sum is 46.

The square root of 8340778603 is about 91327.8632346120. The cubic root of 8340778603 is about 2028.0042672546.

The spelling of 8340778603 in words is "eight billion, three hundred forty million, seven hundred seventy-eight thousand, six hundred three".