9130997973 has 8 divisors (see below), whose sum is σ = 12503709088. Its totient is φ = 5922809424.

The previous prime is 9130997963. The next prime is 9130997977. The reversal of 9130997973 is 3797990319.

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

It is not a de Polignac number, because 9130997973 - 2²⁰ = 9129949397 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 (9130997977) 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, 41130511 + ... + 41130732.

It is an arithmetic number, because the mean of its divisors is an integer number (1562963636).

Almost surely, 2^9130997973 is an apocalyptic number.

It is an amenable number.

9130997973 is a deficient number, since it is larger than the sum of its proper divisors (3372711115).

9130997973 is a wasteful number, since it uses less digits than its factorization.

9130997973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82261283.

The product of its (nonzero) digits is 2893401, while the sum is 57.

The square root of 9130997973 is about 95556.2555409116. The cubic root of 9130997973 is about 2090.1273529533.

The spelling of 9130997973 in words is "nine billion, one hundred thirty million, nine hundred ninety-seven thousand, nine hundred seventy-three".