5172367217 has 4 divisors (see below), whose sum is σ = 5173117440. Its totient is φ = 5171616996.

The previous prime is 5172367201. The next prime is 5172367223. The reversal of 5172367217 is 7127632715.

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 not a de Polignac number, because 5172367217 - 2⁴ = 5172367201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5172367817) 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, 364673 + ... + 378590.

It is an arithmetic number, because the mean of its divisors is an integer number (1293279360).

Almost surely, 2^5172367217 is an apocalyptic number.

It is an amenable number.

5172367217 is a deficient number, since it is larger than the sum of its proper divisors (750223).

5172367217 is an equidigital number, since it uses as much as digits as its factorization.

5172367217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 750222.

The product of its digits is 123480, while the sum is 41.

The square root of 5172367217 is about 71919.1714148599. The cubic root of 5172367217 is about 1729.4039642063.

The spelling of 5172367217 in words is "five billion, one hundred seventy-two million, three hundred sixty-seven thousand, two hundred seventeen".