14209282081 has 2 divisors, whose sum is σ = 14209282082. Its totient is φ = 14209282080.

The previous prime is 14209282037. The next prime is 14209282093. The reversal of 14209282081 is 18028290241.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7410455056 + 6798827025 = 86084^2 + 82455^2 .

It is a cyclic number.

It is not a de Polignac number, because 14209282081 - 2⁷ = 14209281953 is a prime.

It is a super-2 number, since 2×14209282081² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 14209282081.

It is not a weakly prime, because it can be changed into another prime (14209280081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7104641040 + 7104641041.

It is an arithmetic number, because the mean of its divisors is an integer number (7104641041).

Almost surely, 2^14209282081 is an apocalyptic number.

It is an amenable number.

14209282081 is a deficient number, since it is larger than the sum of its proper divisors (1).

14209282081 is an equidigital number, since it uses as much as digits as its factorization.

14209282081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18432, while the sum is 37.

The spelling of 14209282081 in words is "fourteen billion, two hundred nine million, two hundred eighty-two thousand, eighty-one".