5128982311 has 8 divisors (see below), whose sum is σ = 5312178000. Its totient is φ = 4952097304.

The previous prime is 5128982281. The next prime is 5128982317. The reversal of 5128982311 is 1132898215.

It is not a de Polignac number, because 5128982311 - 2⁹ = 5128981799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5128982317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80761 + ... + 129538.

It is an arithmetic number, because the mean of its divisors is an integer number (664022250).

Almost surely, 2^5128982311 is an apocalyptic number.

5128982311 is a deficient number, since it is larger than the sum of its proper divisors (183195689).

5128982311 is an frugal number, since it uses more digits than its factorization.

5128982311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210386 (or 210328 counting only the distinct ones).

The product of its digits is 34560, while the sum is 40.

The square root of 5128982311 is about 71616.9135819186. The cubic root of 5128982311 is about 1724.5550695657. Note that the first 3 decimals are identical.

The spelling of 5128982311 in words is "five billion, one hundred twenty-eight million, nine hundred eighty-two thousand, three hundred eleven".