1121855474083 has 2 divisors, whose sum is σ = 1121855474084. Its totient is φ = 1121855474082.

The previous prime is 1121855474071. The next prime is 1121855474119. The reversal of 1121855474083 is 3804745581211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1121855474083 - 2¹³ = 1121855465891 is a prime.

It is not a weakly prime, because it can be changed into another prime (1121855474053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560927737041 + 560927737042.

It is an arithmetic number, because the mean of its divisors is an integer number (560927737042).

Almost surely, 2^{1121855474083} is an apocalyptic number.

1121855474083 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121855474083 is an equidigital number, since it uses as much as digits as its factorization.

1121855474083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1075200, while the sum is 49.

The spelling of 1121855474083 in words is "one trillion, one hundred twenty-one billion, eight hundred fifty-five million, four hundred seventy-four thousand, eighty-three".