8120598973 has 4 divisors (see below), whose sum is σ = 8121204448. Its totient is φ = 8119993500.

The previous prime is 8120598931. The next prime is 8120598991. The reversal of 8120598973 is 3798950218.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8120598973 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8120598973.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8120298973) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 282153 + ... + 309598.

It is an arithmetic number, because the mean of its divisors is an integer number (2030301112).

Almost surely, 2^8120598973 is an apocalyptic number.

It is an amenable number.

8120598973 is a deficient number, since it is larger than the sum of its proper divisors (605475).

8120598973 is a wasteful number, since it uses less digits than its factorization.

8120598973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605474.

The product of its (nonzero) digits is 1088640, while the sum is 52.

The square root of 8120598973 is about 90114.3660744501. The cubic root of 8120598973 is about 2009.9998327599. Note that the first 3 decimals are identical.

The spelling of 8120598973 in words is "eight billion, one hundred twenty million, five hundred ninety-eight thousand, nine hundred seventy-three".