9130973 has 4 divisors (see below), whose sum is σ = 9138528. Its totient is φ = 9123420.

The previous prime is 9130967. The next prime is 9130991. The reversal of 9130973 is 3790319.

It is a happy number.

9130973 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 3790319 = 13 ⋅291563.

It is a cyclic number.

It is not a de Polignac number, because 9130973 - 2¹² = 9126877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9130903) 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, 1511 + ... + 4532.

It is an arithmetic number, because the mean of its divisors is an integer number (2284632).

Almost surely, 2^9130973 is an apocalyptic number.

It is an amenable number.

9130973 is a deficient number, since it is larger than the sum of its proper divisors (7555).

9130973 is a wasteful number, since it uses less digits than its factorization.

9130973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7554.

The product of its (nonzero) digits is 5103, while the sum is 32.

The square root of 9130973 is about 3021.7499896583. The cubic root of 9130973 is about 209.0125447473.

The spelling of 9130973 in words is "nine million, one hundred thirty thousand, nine hundred seventy-three".