5105128 has 16 divisors (see below), whose sum is σ = 10939680. Its totient is φ = 2187888.

The previous prime is 5105123. The next prime is 5105141. The reversal of 5105128 is 8215015.

It is a junction number, because it is equal to n+sod(n) for n = 5105099 and 5105108.

It is not an unprimeable number, because it can be changed into a prime (5105123) 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, 45526 + ... + 45637.

It is an arithmetic number, because the mean of its divisors is an integer number (683730).

Almost surely, 2^5105128 is an apocalyptic number.

It is an amenable number.

5105128 is an abundant number, since it is smaller than the sum of its proper divisors (5834552).

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

5105128 is a wasteful number, since it uses less digits than its factorization.

5105128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91176 (or 91172 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 22.

The square root of 5105128 is about 2259.4530311560. The cubic root of 5105128 is about 172.1877344439.

The spelling of 5105128 in words is "five million, one hundred five thousand, one hundred twenty-eight".