1091317771283 has 2 divisors, whose sum is σ = 1091317771284. Its totient is φ = 1091317771282.

The previous prime is 1091317771277. The next prime is 1091317771339. The reversal of 1091317771283 is 3821777131901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1091317771283 - 2⁴ = 1091317771267 is a prime.

It is not a weakly prime, because it can be changed into another prime (1091317771213) 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, 545658885641 + 545658885642.

It is an arithmetic number, because the mean of its divisors is an integer number (545658885642).

Almost surely, 2^{1091317771283} is an apocalyptic number.

1091317771283 is a deficient number, since it is larger than the sum of its proper divisors (1).

1091317771283 is an equidigital number, since it uses as much as digits as its factorization.

1091317771283 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 444528, while the sum is 50.

The spelling of 1091317771283 in words is "one trillion, ninety-one billion, three hundred seventeen million, seven hundred seventy-one thousand, two hundred eighty-three".