7973533973 has 4 divisors (see below), whose sum is σ = 8143183680. Its totient is φ = 7803884268.

The previous prime is 7973533949. The next prime is 7973534017. The reversal of 7973533973 is 3793353797.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3793353797 = 1867 ⋅2031791.

It is a cyclic number.

It is not a de Polignac number, because 7973533973 - 2¹⁰ = 7973532949 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 (7973533913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84824783 + ... + 84824876.

It is an arithmetic number, because the mean of its divisors is an integer number (2035795920).

Almost surely, 2^7973533973 is an apocalyptic number.

It is an amenable number.

7973533973 is a deficient number, since it is larger than the sum of its proper divisors (169649707).

7973533973 is a wasteful number, since it uses less digits than its factorization.

7973533973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169649706.

The product of its digits is 11252115, while the sum is 56.

The square root of 7973533973 is about 89294.6469448197. The cubic root of 7973533973 is about 1997.7920611500.

The spelling of 7973533973 in words is "seven billion, nine hundred seventy-three million, five hundred thirty-three thousand, nine hundred seventy-three".