1121140131361 has 2 divisors, whose sum is σ = 1121140131362. Its totient is φ = 1121140131360.

The previous prime is 1121140131337. The next prime is 1121140131383. The reversal of 1121140131361 is 1631310411211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1054792674961 + 66347456400 = 1027031^2 + 257580^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121140131361 - 2⁵ = 1121140131329 is a prime.

It is not a weakly prime, because it can be changed into another prime (1121140131301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560570065680 + 560570065681.

It is an arithmetic number, because the mean of its divisors is an integer number (560570065681).

Almost surely, 2^{1121140131361} is an apocalyptic number.

It is an amenable number.

1121140131361 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121140131361 is an equidigital number, since it uses as much as digits as its factorization.

1121140131361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 25.

Adding to 1121140131361 its reverse (1631310411211), we get a palindrome (2752450542572).

The spelling of 1121140131361 in words is "one trillion, one hundred twenty-one billion, one hundred forty million, one hundred thirty-one thousand, three hundred sixty-one".