14187867845287 has 2 divisors, whose sum is σ = 14187867845288. Its totient is φ = 14187867845286.

The previous prime is 14187867845201. The next prime is 14187867845293. The reversal of 14187867845287 is 78254876878141.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14187867845287 is a prime.

It is a super-2 number, since 2×14187867845287² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14187867843287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7093933922643 + 7093933922644.

It is an arithmetic number, because the mean of its divisors is an integer number (7093933922644).

Almost surely, 2^{14187867845287} is an apocalyptic number.

14187867845287 is a deficient number, since it is larger than the sum of its proper divisors (1).

14187867845287 is an equidigital number, since it uses as much as digits as its factorization.

14187867845287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1348730880, while the sum is 76.

The spelling of 14187867845287 in words is "fourteen trillion, one hundred eighty-seven billion, eight hundred sixty-seven million, eight hundred forty-five thousand, two hundred eighty-seven".