5116391 has 4 divisors (see below), whose sum is σ = 5847312. Its totient is φ = 4385472.

The previous prime is 5116381. The next prime is 5116393. The reversal of 5116391 is 1936115.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5116391 - 2¹⁰ = 5115367 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 5116391.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5116393) 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, 365450 + ... + 365463.

It is an arithmetic number, because the mean of its divisors is an integer number (1461828).

Almost surely, 2^5116391 is an apocalyptic number.

5116391 is a deficient number, since it is larger than the sum of its proper divisors (730921).

5116391 is an equidigital number, since it uses as much as digits as its factorization.

5116391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730920.

The product of its digits is 810, while the sum is 26.

The square root of 5116391 is about 2261.9440753476. The cubic root of 5116391 is about 172.3142690441.

The spelling of 5116391 in words is "five million, one hundred sixteen thousand, three hundred ninety-one".