14109811 has 2 divisors, whose sum is σ = 14109812. Its totient is φ = 14109810.

The previous prime is 14109803. The next prime is 14109829. The reversal of 14109811 is 11890141.

It is a weak prime.

It is an emirp because it is prime and its reverse (11890141) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14109811 - 2³ = 14109803 is a prime.

It is not a weakly prime, because it can be changed into another prime (14109871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7054905 + 7054906.

It is an arithmetic number, because the mean of its divisors is an integer number (7054906).

Almost surely, 2^14109811 is an apocalyptic number.

14109811 is a deficient number, since it is larger than the sum of its proper divisors (1).

14109811 is an equidigital number, since it uses as much as digits as its factorization.

14109811 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 25.

The square root of 14109811 is about 3756.3028365668. The cubic root of 14109811 is about 241.6427291920.

Adding to 14109811 its reverse (11890141), we get a palindrome (25999952).

The spelling of 14109811 in words is "fourteen million, one hundred nine thousand, eight hundred eleven".