134287280063999 has 4 divisors (see below), whose sum is σ = 134290081323480. Its totient is φ = 134284478804520.

The previous prime is 134287280063971. The next prime is 134287280064019. The reversal of 134287280063999 is 999360082782431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 134287280063999 - 2¹² = 134287280059903 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134287280063399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1400557832 + ... + 1400653709.

It is an arithmetic number, because the mean of its divisors is an integer number (33572520330870).

Almost surely, 2^{134287280063999} is an apocalyptic number.

134287280063999 is a deficient number, since it is larger than the sum of its proper divisors (2801259481).

134287280063999 is an equidigital number, since it uses as much as digits as its factorization.

134287280063999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2801259480.

The product of its (nonzero) digits is 282175488, while the sum is 71.

The spelling of 134287280063999 in words is "one hundred thirty-four trillion, two hundred eighty-seven billion, two hundred eighty million, sixty-three thousand, nine hundred ninety-nine".