163073697 has 8 divisors (see below), whose sum is σ = 217721856. Its totient is φ = 108570672.

The previous prime is 163073683. The next prime is 163073711. The reversal of 163073697 is 796370361.

It is an interprime number because it is at equal distance from previous prime (163073683) and next prime (163073711).

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

It is not a de Polignac number, because 163073697 - 2⁷ = 163073569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (163053697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33633 + ... + 38174.

It is an arithmetic number, because the mean of its divisors is an integer number (27215232).

Almost surely, 2^163073697 is an apocalyptic number.

It is an amenable number.

163073697 is a deficient number, since it is larger than the sum of its proper divisors (54648159).

163073697 is an equidigital number, since it uses as much as digits as its factorization.

163073697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72567.

The product of its (nonzero) digits is 142884, while the sum is 42.

The square root of 163073697 is about 12770.0312059133. The cubic root of 163073697 is about 546.3378706867.

The spelling of 163073697 in words is "one hundred sixty-three million, seventy-three thousand, six hundred ninety-seven".