5421331 has 4 divisors (see below), whose sum is σ = 5425992. Its totient is φ = 5416672.

The previous prime is 5421329. The next prime is 5421337. The reversal of 5421331 is 1331245.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 5421331 - 2¹ = 5421329 is a prime.

It is a super-2 number, since 2×5421331² = 58781659623122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5421299 and 5421308.

It is not an unprimeable number, because it can be changed into a prime (5421337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1035 + ... + 3451.

It is an arithmetic number, because the mean of its divisors is an integer number (1356498).

Almost surely, 2^5421331 is an apocalyptic number.

5421331 is a deficient number, since it is larger than the sum of its proper divisors (4661).

5421331 is a wasteful number, since it uses less digits than its factorization.

5421331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4660.

The product of its digits is 360, while the sum is 19.

The square root of 5421331 is about 2328.3751845439. The cubic root of 5421331 is about 175.6717690145.

Adding to 5421331 its reverse (1331245), we get a palindrome (6752576).

The spelling of 5421331 in words is "five million, four hundred twenty-one thousand, three hundred thirty-one".