97843456117 has 8 divisors (see below), whose sum is σ = 108547440480. Its totient is φ = 87440992560.

The previous prime is 97843456111. The next prime is 97843456129. The reversal of 97843456117 is 71165434879.

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

It is a cyclic number.

It is not a de Polignac number, because 97843456117 - 2²³ = 97835067509 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 (97843456111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75379518 + ... + 75380815.

It is an arithmetic number, because the mean of its divisors is an integer number (13568430060).

Almost surely, 2^97843456117 is an apocalyptic number.

It is an amenable number.

97843456117 is a deficient number, since it is larger than the sum of its proper divisors (10703984363).

97843456117 is a wasteful number, since it uses less digits than its factorization.

97843456117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150760403.

The product of its digits is 5080320, while the sum is 55.

The spelling of 97843456117 in words is "ninety-seven billion, eight hundred forty-three million, four hundred fifty-six thousand, one hundred seventeen".