5128012 has 12 divisors (see below), whose sum is σ = 9283680. Its totient is φ = 2475536.

The previous prime is 5128007. The next prime is 5128021. The reversal of 5128012 is 2108215.

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 3 ways as a sum of consecutive naturals, for example, 21988 + ... + 22219.

It is an arithmetic number, because the mean of its divisors is an integer number (773640).

Almost surely, 2^5128012 is an apocalyptic number.

It is an amenable number.

5128012 is a deficient number, since it is larger than the sum of its proper divisors (4155668).

5128012 is a wasteful number, since it uses less digits than its factorization.

5128012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44240 (or 44238 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 5128012 is about 2264.5114263346. The cubic root of 5128012 is about 172.4446311129. Note that the first 3 decimals are identical.

The spelling of 5128012 in words is "five million, one hundred twenty-eight thousand, twelve".