51441128 has 16 divisors (see below), whose sum is σ = 99778500. Its totient is φ = 24833536.

The previous prime is 51441127. The next prime is 51441163. The reversal of 51441128 is 82114415.

51441128 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 51008164 + 432964 = 7142^2 + 658^2 .

It is a junction number, because it is equal to n+sod(n) for n = 51441097 and 51441106.

It is not an unprimeable number, because it can be changed into a prime (51441127) 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, 110633 + ... + 111096.

Almost surely, 2^51441128 is an apocalyptic number.

51441128 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

51441128 is a deficient number, since it is larger than the sum of its proper divisors (48337372).

51441128 is a wasteful number, since it uses less digits than its factorization.

51441128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221764 (or 221760 counting only the distinct ones).

The product of its digits is 1280, while the sum is 26.

The square root of 51441128 is about 7172.2470676909. The cubic root of 51441128 is about 371.9091195114.

The spelling of 51441128 in words is "fifty-one million, four hundred forty-one thousand, one hundred twenty-eight".