5011131065 has 16 divisors (see below), whose sum is σ = 6091197840. Its totient is φ = 3957227520.

The previous prime is 5011131061. The next prime is 5011131071. The reversal of 5011131065 is 5601311105.

It can be written as a sum of positive squares in 8 ways, for example, as 5851561 + 5005279504 = 2419^2 + 70748^2 .

It is not a de Polignac number, because 5011131065 - 2² = 5011131061 is a prime.

It is a super-2 number, since 2×5011131065² = 50222869101216068450, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5011131065.

It is not an unprimeable number, because it can be changed into a prime (5011131061) by changing a digit.

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, 175385 + ... + 201945.

It is an arithmetic number, because the mean of its divisors is an integer number (380699865).

Almost surely, 2^5011131065 is an apocalyptic number.

It is an amenable number.

5011131065 is a deficient number, since it is larger than the sum of its proper divisors (1080066775).

5011131065 is a wasteful number, since it uses less digits than its factorization.

5011131065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27052.

The product of its (nonzero) digits is 450, while the sum is 23.

The square root of 5011131065 is about 70789.3428773004. The cubic root of 5011131065 is about 1711.2439297689.

The spelling of 5011131065 in words is "five billion, eleven million, one hundred thirty-one thousand, sixty-five".