1090109011 has 2 divisors, whose sum is σ = 1090109012. Its totient is φ = 1090109010.

The previous prime is 1090108997. The next prime is 1090109047. The reversal of 1090109011 is 1109010901.

It is a weak prime.

It is an emirp because it is prime and its reverse (1109010901) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1090109011 - 2⁹ = 1090108499 is a prime.

It is not a weakly prime, because it can be changed into another prime (1090109051) 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, 545054505 + 545054506.

It is an arithmetic number, because the mean of its divisors is an integer number (545054506).

Almost surely, 2^1090109011 is an apocalyptic number.

1090109011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1090109011 is an equidigital number, since it uses as much as digits as its factorization.

1090109011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81, while the sum is 22.

The square root of 1090109011 is about 33016.7989211553. The cubic root of 1090109011 is about 1029.1767736387.

Adding to 1090109011 its reverse (1109010901), we get a palindrome (2199119912).

The spelling of 1090109011 in words is "one billion, ninety million, one hundred nine thousand, eleven".