5405321 has 4 divisors (see below), whose sum is σ = 5410944. Its totient is φ = 5399700.

The previous prime is 5405287. The next prime is 5405327. The reversal of 5405321 is 1235045.

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, 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 5405321 - 2¹⁰ = 5404297 is a prime.

It is a super-2 number, since 2×5405321² = 58434990226082, 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 = 5405293 and 5405302.

It is not an unprimeable number, because it can be changed into a prime (5405327) 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, 965 + ... + 3426.

It is an arithmetic number, because the mean of its divisors is an integer number (1352736).

Almost surely, 2^5405321 is an apocalyptic number.

It is an amenable number.

5405321 is a deficient number, since it is larger than the sum of its proper divisors (5623).

5405321 is a wasteful number, since it uses less digits than its factorization.

5405321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5622.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 5405321 is about 2324.9346227367. The cubic root of 5405321 is about 175.4986701847.

The spelling of 5405321 in words is "five million, four hundred five thousand, three hundred twenty-one".