9140745 has 32 divisors (see below), whose sum is σ = 15240960. Its totient is φ = 4674560.

The previous prime is 9140717. The next prime is 9140749. The reversal of 9140745 is 5470419.

It is a happy number.

9140745 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9140745 - 2⁸ = 9140489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9140749) 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 31 ways as a sum of consecutive naturals, for example, 54652 + ... + 54818.

It is an arithmetic number, because the mean of its divisors is an integer number (476280).

Almost surely, 2^9140745 is an apocalyptic number.

It is an amenable number.

9140745 is a deficient number, since it is larger than the sum of its proper divisors (6100215).

9140745 is a wasteful number, since it uses less digits than its factorization.

9140745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 9140745 is about 3023.3665011044. The cubic root of 9140745 is about 209.0870801556.

The spelling of 9140745 in words is "nine million, one hundred forty thousand, seven hundred forty-five".