1111121327 has 2 divisors, whose sum is σ = 1111121328. Its totient is φ = 1111121326.

The previous prime is 1111121267. The next prime is 1111121351. The reversal of 1111121327 is 7231211111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1111121327 - 2²⁸ = 842685871 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1111121299 and 1111121308.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111121227) 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, 555560663 + 555560664.

It is an arithmetic number, because the mean of its divisors is an integer number (555560664).

Almost surely, 2^1111121327 is an apocalyptic number.

1111121327 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111121327 is an equidigital number, since it uses as much as digits as its factorization.

1111121327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84, while the sum is 20.

The square root of 1111121327 is about 33333.4865713144. The cubic root of 1111121327 is about 1035.7473429558.

Adding to 1111121327 its reverse (7231211111), we get a palindrome (8342332438).

The spelling of 1111121327 in words is "one billion, one hundred eleven million, one hundred twenty-one thousand, three hundred twenty-seven".