4140128 has 12 divisors (see below), whose sum is σ = 8150940. Its totient is φ = 2070048.

The previous prime is 4140121. The next prime is 4140133. The reversal of 4140128 is 8210414.

4140128 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4140121) 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 as a sum of consecutive naturals, namely, 64658 + ... + 64721.

It is an arithmetic number, because the mean of its divisors is an integer number (679245).

Almost surely, 2^4140128 is an apocalyptic number.

It is an amenable number.

4140128 is a deficient number, since it is larger than the sum of its proper divisors (4010812).

4140128 is a wasteful number, since it uses less digits than its factorization.

4140128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129389 (or 129381 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

The square root of 4140128 is about 2034.7304489784. The cubic root of 4140128 is about 160.5725321828.

The spelling of 4140128 in words is "four million, one hundred forty thousand, one hundred twenty-eight".