1116009101 has 2 divisors, whose sum is σ = 1116009102. Its totient is φ = 1116009100.

The previous prime is 1116009079. The next prime is 1116009107. The reversal of 1116009101 is 1019006111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 800946601 + 315062500 = 28301^2 + 17750^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1116009101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1116009107) 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, 558004550 + 558004551.

It is an arithmetic number, because the mean of its divisors is an integer number (558004551).

Almost surely, 2^1116009101 is an apocalyptic number.

It is an amenable number.

1116009101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1116009101 is an equidigital number, since it uses as much as digits as its factorization.

1116009101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 20.

The square root of 1116009101 is about 33406.7223923569. The cubic root of 1116009101 is about 1037.2638571479.

The spelling of 1116009101 in words is "one billion, one hundred sixteen million, nine thousand, one hundred one".