7140118 has 8 divisors (see below), whose sum is σ = 10731600. Its totient is φ = 3562920.

The previous prime is 7140113. The next prime is 7140127. The reversal of 7140118 is 8110417.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7140113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2218 + ... + 4381.

It is an arithmetic number, because the mean of its divisors is an integer number (1341450).

Almost surely, 2^7140118 is an apocalyptic number.

7140118 is a deficient number, since it is larger than the sum of its proper divisors (3591482).

7140118 is a wasteful number, since it uses less digits than its factorization.

7140118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7142.

The product of its (nonzero) digits is 224, while the sum is 22.

The square root of 7140118 is about 2672.0999232813. The cubic root of 7140118 is about 192.5610578226.

Subtracting 7140118 from its reverse (8110417), we obtain a cube (970299 = 99³).

The spelling of 7140118 in words is "seven million, one hundred forty thousand, one hundred eighteen".