14285714287987 has 2 divisors, whose sum is σ = 14285714287988. Its totient is φ = 14285714287986.

The previous prime is 14285714287951. The next prime is 14285714288009. The reversal of 14285714287987 is 78978241758241.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14285714287987 is a prime.

It is not a weakly prime, because it can be changed into another prime (14285714887987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7142857143993 + 7142857143994.

It is an arithmetic number, because the mean of its divisors is an integer number (7142857143994).

Almost surely, 2^{14285714287987} is an apocalyptic number.

14285714287987 is a deficient number, since it is larger than the sum of its proper divisors (1).

14285714287987 is an equidigital number, since it uses as much as digits as its factorization.

14285714287987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 505774080, while the sum is 73.

The spelling of 14285714287987 in words is "fourteen trillion, two hundred eighty-five billion, seven hundred fourteen million, two hundred eighty-seven thousand, nine hundred eighty-seven".