1117384847 has 2 divisors, whose sum is σ = 1117384848. Its totient is φ = 1117384846.

The previous prime is 1117384841. The next prime is 1117384859. The reversal of 1117384847 is 7484837111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1117384847 - 2⁴ = 1117384831 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1117384798 and 1117384807.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1117384841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558692423 + 558692424.

It is an arithmetic number, because the mean of its divisors is an integer number (558692424).

Almost surely, 2^1117384847 is an apocalyptic number.

1117384847 is a deficient number, since it is larger than the sum of its proper divisors (1).

1117384847 is an equidigital number, since it uses as much as digits as its factorization.

1117384847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 150528, while the sum is 44.

The square root of 1117384847 is about 33427.3069061808. The cubic root of 1117384847 is about 1037.6899067281.

The spelling of 1117384847 in words is "one billion, one hundred seventeen million, three hundred eighty-four thousand, eight hundred forty-seven".