1178259651859 has 2 divisors, whose sum is σ = 1178259651860. Its totient is φ = 1178259651858.

The previous prime is 1178259651809. The next prime is 1178259651869. The reversal of 1178259651859 is 9581569528711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1178259651859 - 2¹⁷ = 1178259520787 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1178259651794 and 1178259651803.

It is not a weakly prime, because it can be changed into another prime (1178259651809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 589129825929 + 589129825930.

It is an arithmetic number, because the mean of its divisors is an integer number (589129825930).

Almost surely, 2^{1178259651859} is an apocalyptic number.

1178259651859 is a deficient number, since it is larger than the sum of its proper divisors (1).

1178259651859 is an equidigital number, since it uses as much as digits as its factorization.

1178259651859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432000, while the sum is 67.

The spelling of 1178259651859 in words is "one trillion, one hundred seventy-eight billion, two hundred fifty-nine million, six hundred fifty-one thousand, eight hundred fifty-nine".