5116421 has 4 divisors (see below), whose sum is σ = 5203200. Its totient is φ = 5029644.

The previous prime is 5116417. The next prime is 5116427. The reversal of 5116421 is 1246115.

5116421 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 5116421 - 2² = 5116417 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5116393 and 5116402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5116427) 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, 43301 + ... + 43418.

It is an arithmetic number, because the mean of its divisors is an integer number (1300800).

Almost surely, 2^5116421 is an apocalyptic number.

It is an amenable number.

5116421 is a deficient number, since it is larger than the sum of its proper divisors (86779).

5116421 is an equidigital number, since it uses as much as digits as its factorization.

5116421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86778.

The product of its digits is 240, while the sum is 20.

The square root of 5116421 is about 2261.9507068015. The cubic root of 5116421 is about 172.3146058322.

The spelling of 5116421 in words is "five million, one hundred sixteen thousand, four hundred twenty-one".