97918163 has 8 divisors (see below), whose sum is σ = 112201728. Its totient is φ = 83708424.

The previous prime is 97918157. The next prime is 97918193. The reversal of 97918163 is 36181979.

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 97918163 - 2⁶ = 97918099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97918193) 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, 15581 + ... + 20942.

It is an arithmetic number, because the mean of its divisors is an integer number (14025216).

Almost surely, 2^97918163 is an apocalyptic number.

97918163 is a deficient number, since it is larger than the sum of its proper divisors (14283565).

97918163 is a wasteful number, since it uses less digits than its factorization.

97918163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36913.

The product of its digits is 81648, while the sum is 44.

The square root of 97918163 is about 9895.3606806422. The cubic root of 97918163 is about 460.9152586790.

The spelling of 97918163 in words is "ninety-seven million, nine hundred eighteen thousand, one hundred sixty-three".