1117512827 has 2 divisors, whose sum is σ = 1117512828. Its totient is φ = 1117512826.

The previous prime is 1117512811. The next prime is 1117512839. The reversal of 1117512827 is 7282157111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1117512827 - 2⁴ = 1117512811 is a prime.

It is not a weakly prime, because it can be changed into another prime (1117512427) 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, 558756413 + 558756414.

It is an arithmetic number, because the mean of its divisors is an integer number (558756414).

Almost surely, 2^1117512827 is an apocalyptic number.

1117512827 is a deficient number, since it is larger than the sum of its proper divisors (1).

1117512827 is an equidigital number, since it uses as much as digits as its factorization.

1117512827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7840, while the sum is 35.

The square root of 1117512827 is about 33429.2211545528. The cubic root of 1117512827 is about 1037.7295225879.

Adding to 1117512827 its reverse (7282157111), we get a palindrome (8399669938).

The spelling of 1117512827 in words is "one billion, one hundred seventeen million, five hundred twelve thousand, eight hundred twenty-seven".