9140665242 has 8 divisors (see below), whose sum is σ = 18281330496. Its totient is φ = 3046888412.

The previous prime is 9140665241. The next prime is 9140665271. The reversal of 9140665242 is 2425660419.

It is a happy number.

9140665242 is digitally balanced in base 2, 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.

9140665242 is an admirable number.

It is a super-2 number, since 2×9140665242² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 9140665242.

It is not an unprimeable number, because it can be changed into a prime (9140665241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 761722098 + ... + 761722109.

It is an arithmetic number, because the mean of its divisors is an integer number (2285166312).

Almost surely, 2^9140665242 is an apocalyptic number.

9140665242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

9140665242 is a wasteful number, since it uses less digits than its factorization.

9140665242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1523444212.

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 9140665242 is about 95606.8263357800. The cubic root of 9140665242 is about 2090.8647202077.

The spelling of 9140665242 in words is "nine billion, one hundred forty million, six hundred sixty-five thousand, two hundred forty-two".