1121025554041 has 2 divisors, whose sum is σ = 1121025554042. Its totient is φ = 1121025554040.

The previous prime is 1121025554027. The next prime is 1121025554053. The reversal of 1121025554041 is 1404555201211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 992016000000 + 129009554041 = 996000^2 + 359179^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121025554041 - 2⁷ = 1121025553913 is a prime.

It is a super-2 number, since 2×1121025554041² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1121025553994 and 1121025554012.

It is not a weakly prime, because it can be changed into another prime (1121025558041) 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, 560512777020 + 560512777021.

It is an arithmetic number, because the mean of its divisors is an integer number (560512777021).

Almost surely, 2^{1121025554041} is an apocalyptic number.

It is an amenable number.

1121025554041 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121025554041 is an equidigital number, since it uses as much as digits as its factorization.

1121025554041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8000, while the sum is 31.

The spelling of 1121025554041 in words is "one trillion, one hundred twenty-one billion, twenty-five million, five hundred fifty-four thousand, forty-one".