1156446152779 has 2 divisors, whose sum is σ = 1156446152780. Its totient is φ = 1156446152778.

The previous prime is 1156446152671. The next prime is 1156446152783. The reversal of 1156446152779 is 9772516446511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1156446152779 - 2¹¹ = 1156446150731 is a prime.

It is not a weakly prime, because it can be changed into another prime (1156446152179) 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, 578223076389 + 578223076390.

It is an arithmetic number, because the mean of its divisors is an integer number (578223076390).

Almost surely, 2^{1156446152779} is an apocalyptic number.

1156446152779 is a deficient number, since it is larger than the sum of its proper divisors (1).

1156446152779 is an equidigital number, since it uses as much as digits as its factorization.

1156446152779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12700800, while the sum is 58.

The spelling of 1156446152779 in words is "one trillion, one hundred fifty-six billion, four hundred forty-six million, one hundred fifty-two thousand, seven hundred seventy-nine".