9113645 has 8 divisors (see below), whose sum is σ = 10960920. Its totient is φ = 7274560.

The previous prime is 9113639. The next prime is 9113719. The reversal of 9113645 is 5463119.

It can be written as a sum of positive squares in 4 ways, for example, as 3924361 + 5189284 = 1981^2 + 2278^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-9113645 is a prime.

It is a super-3 number, since 3×9113645³ (a number of 22 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 755 + ... + 4335.

It is an arithmetic number, because the mean of its divisors is an integer number (1370115).

Almost surely, 2^9113645 is an apocalyptic number.

It is an amenable number.

9113645 is a deficient number, since it is larger than the sum of its proper divisors (1847275).

9113645 is a wasteful number, since it uses less digits than its factorization.

9113645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4095.

The product of its digits is 3240, while the sum is 29.

The square root of 9113645 is about 3018.8814153590. The cubic root of 9113645 is about 208.8802454906.

The spelling of 9113645 in words is "nine million, one hundred thirteen thousand, six hundred forty-five".