20082911 has 2 divisors, whose sum is σ = 20082912. Its totient is φ = 20082910.

The previous prime is 20082893. The next prime is 20082961. The reversal of 20082911 is 11928002.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20082911 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20082961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10041455 + 10041456.

It is an arithmetic number, because the mean of its divisors is an integer number (10041456).

Almost surely, 2^20082911 is an apocalyptic number.

20082911 is a deficient number, since it is larger than the sum of its proper divisors (1).

20082911 is an equidigital number, since it uses as much as digits as its factorization.

20082911 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 20082911 is about 4481.3960994315. The cubic root of 20082911 is about 271.8163363277.

The spelling of 20082911 in words is "twenty million, eighty-two thousand, nine hundred eleven".