5170391 has 8 divisors (see below), whose sum is σ = 5273184. Its totient is φ = 5068800.

The previous prime is 5170369. The next prime is 5170393. The reversal of 5170391 is 1930715.

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

It is a cyclic number.

It is not a de Polignac number, because 5170391 - 2¹⁴ = 5154007 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5170391.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5170393) 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, 14471 + ... + 14823.

It is an arithmetic number, because the mean of its divisors is an integer number (659148).

Almost surely, 2^5170391 is an apocalyptic number.

5170391 is a deficient number, since it is larger than the sum of its proper divisors (102793).

5170391 is a wasteful number, since it uses less digits than its factorization.

5170391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 601.

The product of its (nonzero) digits is 945, while the sum is 26.

The square root of 5170391 is about 2273.8493793565. The cubic root of 5170391 is about 172.9183683838.

The spelling of 5170391 in words is "five million, one hundred seventy thousand, three hundred ninety-one".