5109 has 8 divisors (see below), whose sum is σ = 7392.
Its totient is φ = 3120.
The previous prime is 5107. The next prime is 5113. The reversal of 5109 is 9015.
5109 is nontrivially palindromic in base 6.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 5109 - 21 = 5107 is a prime.
It is a super-2 number, since 2×51092 = 52203762, which contains 22 as substring.
5109 is an undulating number in base 6.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5101) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27 + ... + 104.
It is an arithmetic number, because the mean of its divisors is an integer number (924).
25109 is an apocalyptic number.
It is an amenable number.
5109 is a deficient number, since it is larger than the sum of its proper divisors (2283).
5109 is a wasteful number, since it uses less digits than its factorization.
5109 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 147.
The product of its (nonzero) digits is 45, while the sum is 15.
The square root of 5109 is about 71.4772691140.
The cubic root of 5109 is about 17.2231255548.
The spelling of 5109 in words is "five thousand, one hundred nine".