4122520140 has 48 divisors (see below), whose sum is σ = 11557254240. Its totient is φ = 1097986560.

The previous prime is 4122520109. The next prime is 4122520141. The reversal of 4122520140 is 410252214.

It is not an unprimeable number, because it can be changed into a prime (4122520141) 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 15 ways as a sum of consecutive naturals, for example, 7416 + ... + 91104.

It is an arithmetic number, because the mean of its divisors is an integer number (240776130).

Almost surely, 2^4122520140 is an apocalyptic number.

It is an amenable number.

4122520140 is an abundant number, since it is smaller than the sum of its proper divisors (7434734100).

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

4122520140 is a wasteful number, since it uses less digits than its factorization.

4122520140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84522 (or 84520 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 4122520140 is about 64206.8543069975. The cubic root of 4122520140 is about 1603.4457172974.

Adding to 4122520140 its reverse (410252214), we get a palindrome (4532772354).

The spelling of 4122520140 in words is "four billion, one hundred twenty-two million, five hundred twenty thousand, one hundred forty".