45140118 has 16 divisors (see below), whose sum is σ = 90992640. Its totient is φ = 14927976.

The previous prime is 45140113. The next prime is 45140119. The reversal of 45140118 is 81104154.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45140113) 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 7 ways as a sum of consecutive naturals, for example, 28858 + ... + 30381.

It is an arithmetic number, because the mean of its divisors is an integer number (5687040).

Almost surely, 2^45140118 is an apocalyptic number.

45140118 is an abundant number, since it is smaller than the sum of its proper divisors (45852522).

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

45140118 is a wasteful number, since it uses less digits than its factorization.

45140118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59371.

The product of its (nonzero) digits is 640, while the sum is 24.

The square root of 45140118 is about 6718.6395944417. The cubic root of 45140118 is about 356.0581218489.

It can be divided in two parts, 451401 and 18, that multiplied together give a palindrome (8125218).

The spelling of 45140118 in words is "forty-five million, one hundred forty thousand, one hundred eighteen".