9113540 has 48 divisors (see below), whose sum is σ = 20865600. Its totient is φ = 3330432.

The previous prime is 9113501. The next prime is 9113551. The reversal of 9113540 is 453119.

It is a happy number.

It is a super-2 number, since 2×9113540² = 166113222663200, which contains 22 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 10607 + ... + 11433.

It is an arithmetic number, because the mean of its divisors is an integer number (434700).

Almost surely, 2^9113540 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9113540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10432800).

9113540 is an abundant number, since it is smaller than the sum of its proper divisors (11752060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9113540 is a wasteful number, since it uses less digits than its factorization.

9113540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 884 (or 882 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 9113540 is about 3018.8640247616. The cubic root of 9113540 is about 208.8794433048.

Adding to 9113540 its reverse (453119), we get a palindrome (9566659).

It can be divided in two parts, 91 and 13540, that added together give a palindrome (13631).

The spelling of 9113540 in words is "nine million, one hundred thirteen thousand, five hundred forty".