5113821 has 8 divisors (see below), whose sum is σ = 7219584. Its totient is φ = 3208640.

The previous prime is 5113819. The next prime is 5113837. The reversal of 5113821 is 1283115.

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 5113821 - 2¹ = 5113819 is a prime.

5113821 is a modest number, since divided by 13821 gives 51 as remainder.

5113821 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5113891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50085 + ... + 50186.

It is an arithmetic number, because the mean of its divisors is an integer number (902448).

Almost surely, 2^5113821 is an apocalyptic number.

5113821 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

5113821 is a deficient number, since it is larger than the sum of its proper divisors (2105763).

5113821 is a wasteful number, since it uses less digits than its factorization.

5113821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100291.

The product of its digits is 240, while the sum is 21.

The square root of 5113821 is about 2261.3759086008. The cubic root of 5113821 is about 172.2854126464.

Adding to 5113821 its reverse (1283115), we get a palindrome (6396936).

The spelling of 5113821 in words is "five million, one hundred thirteen thousand, eight hundred twenty-one".