14240444261 has 2 divisors, whose sum is σ = 14240444262. Its totient is φ = 14240444260.

The previous prime is 14240444219. The next prime is 14240444263. The reversal of 14240444261 is 16244404241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13344639361 + 895804900 = 115519^2 + 29930^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14240444261 is a prime.

It is a super-2 number, since 2×14240444261² (a number of 21 digits) contains 22 as substring.

Together with 14240444263, 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 (14240444263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7120222130 + 7120222131.

It is an arithmetic number, because the mean of its divisors is an integer number (7120222131).

Almost surely, 2^14240444261 is an apocalyptic number.

It is an amenable number.

14240444261 is a deficient number, since it is larger than the sum of its proper divisors (1).

14240444261 is an equidigital number, since it uses as much as digits as its factorization.

14240444261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24576, while the sum is 32.

The spelling of 14240444261 in words is "fourteen billion, two hundred forty million, four hundred forty-four thousand, two hundred sixty-one".