97189973603 has 4 divisors (see below), whose sum is σ = 97209972288. Its totient is φ = 97169974920.

The previous prime is 97189973597. The next prime is 97189973633. The reversal of 97189973603 is 30637998179.

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 97189973603 - 2²⁰ = 97188925027 is a prime.

It is a super-3 number, since 3×97189973603³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97189973633) 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 3 ways as a sum of consecutive naturals, for example, 9992051 + ... + 10001772.

It is an arithmetic number, because the mean of its divisors is an integer number (24302493072).

Almost surely, 2^97189973603 is an apocalyptic number.

97189973603 is a deficient number, since it is larger than the sum of its proper divisors (19998685).

97189973603 is a wasteful number, since it uses less digits than its factorization.

97189973603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19998684.

The product of its (nonzero) digits is 15431472, while the sum is 62.

The spelling of 97189973603 in words is "ninety-seven billion, one hundred eighty-nine million, nine hundred seventy-three thousand, six hundred three".