20110411 has 2 divisors, whose sum is σ = 20110412. Its totient is φ = 20110410.

The previous prime is 20110399. The next prime is 20110429. The reversal of 20110411 is 11401102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20110411 - 2¹³ = 20102219 is a prime.

It is not a weakly prime, because it can be changed into another prime (20110481) 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, 10055205 + 10055206.

It is an arithmetic number, because the mean of its divisors is an integer number (10055206).

Almost surely, 2^20110411 is an apocalyptic number.

20110411 is a deficient number, since it is larger than the sum of its proper divisors (1).

20110411 is an equidigital number, since it uses as much as digits as its factorization.

20110411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 20110411 is about 4484.4632900716. The cubic root of 20110411 is about 271.9403478977.

Adding to 20110411 its reverse (11401102), we get a palindrome (31511513).

The spelling of 20110411 in words is "twenty million, one hundred ten thousand, four hundred eleven".