9113140 has 24 divisors (see below), whose sum is σ = 19464480. Its totient is φ = 3583008.

The previous prime is 9113113. The next prime is 9113147. The reversal of 9113140 is 413119.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9113147) 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, 2682 + ... + 5041.

It is an arithmetic number, because the mean of its divisors is an integer number (811020).

Almost surely, 2^9113140 is an apocalyptic number.

It is an amenable number.

9113140 is an abundant number, since it is smaller than the sum of its proper divisors (10351340).

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

9113140 is a wasteful number, since it uses less digits than its factorization.

9113140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7791 (or 7789 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 9113140 is about 3018.7977739491. The cubic root of 9113140 is about 208.8763873024.

Adding to 9113140 its reverse (413119), we get a palindrome (9526259).

It can be divided in two parts, 91 and 13140, that added together give a palindrome (13231).

The spelling of 9113140 in words is "nine million, one hundred thirteen thousand, one hundred forty".