45316140 has 96 divisors (see below), whose sum is σ = 135045120. Its totient is φ = 11321856.

The previous prime is 45316133. The next prime is 45316163. The reversal of 45316140 is 4161354.

45316140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 45316140.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 144624 + ... + 144936.

It is an arithmetic number, because the mean of its divisors is an integer number (1406720).

Almost surely, 2^45316140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45316140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67522560).

45316140 is an abundant number, since it is smaller than the sum of its proper divisors (89728980).

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

45316140 is a wasteful number, since it uses less digits than its factorization.

45316140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471 (or 469 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 45316140 is about 6731.7263759009. The cubic root of 45316140 is about 356.5203328234.

Adding to 45316140 its reverse (4161354), we get a palindrome (49477494).

The spelling of 45316140 in words is "forty-five million, three hundred sixteen thousand, one hundred forty".