5109217 has 4 divisors (see below), whose sum is σ = 5228080. Its totient is φ = 4990356.

The previous prime is 5109211. The next prime is 5109239. The reversal of 5109217 is 7129015.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5109217 is a prime.

It is a super-2 number, since 2×5109217² = 52208196706178, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5109191 and 5109200.

It is not an unprimeable number, because it can be changed into a prime (5109211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59367 + ... + 59452.

It is an arithmetic number, because the mean of its divisors is an integer number (1307020).

Almost surely, 2^5109217 is an apocalyptic number.

It is an amenable number.

5109217 is a deficient number, since it is larger than the sum of its proper divisors (118863).

5109217 is a wasteful number, since it uses less digits than its factorization.

5109217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118862.

The product of its (nonzero) digits is 630, while the sum is 25.

The square root of 5109217 is about 2260.3577150531. The cubic root of 5109217 is about 172.2336939674.

The spelling of 5109217 in words is "five million, one hundred nine thousand, two hundred seventeen".