2011009127 has 2 divisors, whose sum is σ = 2011009128. Its totient is φ = 2011009126.

The previous prime is 2011009111. The next prime is 2011009129. The reversal of 2011009127 is 7219001102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2011009127 - 2⁴ = 2011009111 is a prime.

Together with 2011009129, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2011009129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005504563 + 1005504564.

It is an arithmetic number, because the mean of its divisors is an integer number (1005504564).

Almost surely, 2^2011009127 is an apocalyptic number.

2011009127 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011009127 is an equidigital number, since it uses as much as digits as its factorization.

2011009127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 23.

The square root of 2011009127 is about 44844.2764129381. The cubic root of 2011009127 is about 1262.2285928623.

The spelling of 2011009127 in words is "two billion, eleven million, nine thousand, one hundred twenty-seven".