1123541275771 has 2 divisors, whose sum is σ = 1123541275772. Its totient is φ = 1123541275770.

The previous prime is 1123541275757. The next prime is 1123541275817. The reversal of 1123541275771 is 1775721453211.

It is an a-pointer prime, because the next prime (1123541275817) can be obtained adding 1123541275771 to its sum of digits (46).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1123541275771 - 2⁵ = 1123541275739 is a prime.

It is a super-2 number, since 2×1123541275771² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1123541275721) 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, 561770637885 + 561770637886.

It is an arithmetic number, because the mean of its divisors is an integer number (561770637886).

Almost surely, 2^{1123541275771} is an apocalyptic number.

1123541275771 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123541275771 is an equidigital number, since it uses as much as digits as its factorization.

1123541275771 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 411600, while the sum is 46.

The spelling of 1123541275771 in words is "one trillion, one hundred twenty-three billion, five hundred forty-one million, two hundred seventy-five thousand, seven hundred seventy-one".