14431986287 has 2 divisors, whose sum is σ = 14431986288. Its totient is φ = 14431986286.

The previous prime is 14431986269. The next prime is 14431986301. The reversal of 14431986287 is 78268913441.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14431986287 - 2¹⁰ = 14431985263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14431986487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7215993143 + 7215993144.

It is an arithmetic number, because the mean of its divisors is an integer number (7215993144).

Almost surely, 2^14431986287 is an apocalyptic number.

14431986287 is a deficient number, since it is larger than the sum of its proper divisors (1).

14431986287 is an equidigital number, since it uses as much as digits as its factorization.

14431986287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2322432, while the sum is 53.

The spelling of 14431986287 in words is "fourteen billion, four hundred thirty-one million, nine hundred eighty-six thousand, two hundred eighty-seven".