5128436135 has 16 divisors (see below), whose sum is σ = 6181902720. Its totient is φ = 4084262400.

The previous prime is 5128436123. The next prime is 5128436153. The reversal of 5128436135 is 5316348215.

It is a happy number.

It is not a de Polignac number, because 5128436135 - 2¹² = 5128432039 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2180210 + ... + 2182560.

It is an arithmetic number, because the mean of its divisors is an integer number (386368920).

Almost surely, 2^5128436135 is an apocalyptic number.

5128436135 is a deficient number, since it is larger than the sum of its proper divisors (1053466585).

5128436135 is a wasteful number, since it uses less digits than its factorization.

5128436135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4138.

The product of its digits is 86400, while the sum is 38.

The square root of 5128436135 is about 71613.1003029474. The cubic root of 5128436135 is about 1724.4938524815.

The spelling of 5128436135 in words is "five billion, one hundred twenty-eight million, four hundred thirty-six thousand, one hundred thirty-five".