121486859673 has 8 divisors (see below), whose sum is σ = 161993748000. Its totient is φ = 80985605568.

The previous prime is 121486859657. The next prime is 121486859737. The reversal of 121486859673 is 376958684121.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 121486859673 - 2⁴ = 121486859657 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121486855673) 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 in 7 ways as a sum of consecutive naturals, for example, 1357983 + ... + 1444676.

It is an arithmetic number, because the mean of its divisors is an integer number (20249218500).

Almost surely, 2^121486859673 is an apocalyptic number.

It is an amenable number.

121486859673 is a deficient number, since it is larger than the sum of its proper divisors (40506888327).

121486859673 is a wasteful number, since it uses less digits than its factorization.

121486859673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2817111.

The product of its digits is 17418240, while the sum is 60.

The spelling of 121486859673 in words is "one hundred twenty-one billion, four hundred eighty-six million, eight hundred fifty-nine thousand, six hundred seventy-three".