5109689 has 16 divisors (see below), whose sum is σ = 5873280. Its totient is φ = 4406400.

The previous prime is 5109683. The next prime is 5109697. The reversal of 5109689 is 9869015.

5109689 = T₆₇ + T₆₈ + ... + T₃₁₃.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5109689 is a prime.

It is a super-2 number, since 2×5109689² = 52217843353442, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5109683) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33764 + ... + 33914.

It is an arithmetic number, because the mean of its divisors is an integer number (367080).

Almost surely, 2^5109689 is an apocalyptic number.

It is an amenable number.

5109689 is a deficient number, since it is larger than the sum of its proper divisors (763591).

5109689 is a wasteful number, since it uses less digits than its factorization.

5109689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320.

The product of its (nonzero) digits is 19440, while the sum is 38.

The square root of 5109689 is about 2260.4621208948. The cubic root of 5109689 is about 172.2389975720.

The spelling of 5109689 in words is "five million, one hundred nine thousand, six hundred eighty-nine".