1078782659 has 2 divisors, whose sum is σ = 1078782660. Its totient is φ = 1078782658.

The previous prime is 1078782647. The next prime is 1078782697. The reversal of 1078782659 is 9562878701.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1078782659 - 2¹² = 1078778563 is a prime.

It is a super-2 number, since 2×1078782659² = 2327544050718220562, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1078782659.

It is not a weakly prime, because it can be changed into another prime (1078782559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 539391329 + 539391330.

It is an arithmetic number, because the mean of its divisors is an integer number (539391330).

Almost surely, 2^1078782659 is an apocalyptic number.

1078782659 is a deficient number, since it is larger than the sum of its proper divisors (1).

1078782659 is an equidigital number, since it uses as much as digits as its factorization.

1078782659 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1693440, while the sum is 53.

The square root of 1078782659 is about 32844.8269747307. The cubic root of 1078782659 is about 1025.5999371853.

The spelling of 1078782659 in words is "one billion, seventy-eight million, seven hundred eighty-two thousand, six hundred fifty-nine".