9128613 has 8 divisors (see below), whose sum is σ = 13107808. Its totient is φ = 5617584.

The previous prime is 9128597. The next prime is 9128617. The reversal of 9128613 is 3168219.

9128613 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 9128613 - 2⁴ = 9128597 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 (9128617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116995 + ... + 117072.

It is an arithmetic number, because the mean of its divisors is an integer number (1638476).

Almost surely, 2^9128613 is an apocalyptic number.

It is an amenable number.

9128613 is a deficient number, since it is larger than the sum of its proper divisors (3979195).

9128613 is a wasteful number, since it uses less digits than its factorization.

9128613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234083.

The product of its digits is 2592, while the sum is 30.

The square root of 9128613 is about 3021.3594622289. The cubic root of 9128613 is about 208.9945360018.

The spelling of 9128613 in words is "nine million, one hundred twenty-eight thousand, six hundred thirteen".