2091146011 has 2 divisors, whose sum is σ = 2091146012. Its totient is φ = 2091146010.

The previous prime is 2091145967. The next prime is 2091146017. The reversal of 2091146011 is 1106411902.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2091146011 - 2⁷ = 2091145883 is a prime.

It is not a weakly prime, because it can be changed into another prime (2091146017) 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, 1045573005 + 1045573006.

It is an arithmetic number, because the mean of its divisors is an integer number (1045573006).

Almost surely, 2^2091146011 is an apocalyptic number.

2091146011 is a deficient number, since it is larger than the sum of its proper divisors (1).

2091146011 is an equidigital number, since it uses as much as digits as its factorization.

2091146011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 25.

The square root of 2091146011 is about 45729.0499682642. The cubic root of 2091146011 is about 1278.7769100719.

Adding to 2091146011 its reverse (1106411902), we get a palindrome (3197557913).

The spelling of 2091146011 in words is "two billion, ninety-one million, one hundred forty-six thousand, eleven".