5111106065 has 8 divisors (see below), whose sum is σ = 6605121768. Its totient is φ = 3774355200.

The previous prime is 5111106041. The next prime is 5111106089. The reversal of 5111106065 is 5606011115.

It is a Cunningham number, because it is equal to 71492²+1.

It is an interprime number because it is at equal distance from previous prime (5111106041) and next prime (5111106089).

It can be written as a sum of positive squares in 4 ways, for example, as 756030016 + 4355076049 = 27496^2 + 65993^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-5111106065 is a prime.

It is a super-2 number, since 2×5111106065² = 52246810415359568450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39316136 + ... + 39316265.

It is an arithmetic number, because the mean of its divisors is an integer number (825640221).

Almost surely, 2^5111106065 is an apocalyptic number.

It is an amenable number.

5111106065 is a deficient number, since it is larger than the sum of its proper divisors (1494015703).

5111106065 is a wasteful number, since it uses less digits than its factorization.

5111106065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78632419.

The product of its (nonzero) digits is 900, while the sum is 26.

The square root of 5111106065 is about 71492.0000069938. Note that the first 5 decimals coincide. The cubic root of 5111106065 is about 1722.5491839066.

The spelling of 5111106065 in words is "five billion, one hundred eleven million, one hundred six thousand, sixty-five".