5400321 has 8 divisors (see below), whose sum is σ = 7299360. Its totient is φ = 3550752.

The previous prime is 5400319. The next prime is 5400323. The reversal of 5400321 is 1230045.

It is an interprime number because it is at equal distance from previous prime (5400319) and next prime (5400323).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5400321 - 2¹ = 5400319 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5400321.

It is not an unprimeable number, because it can be changed into a prime (5400323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12111 + ... + 12548.

It is an arithmetic number, because the mean of its divisors is an integer number (912420).

Almost surely, 2^5400321 is an apocalyptic number.

It is an amenable number.

5400321 is a deficient number, since it is larger than the sum of its proper divisors (1899039).

5400321 is a wasteful number, since it uses less digits than its factorization.

5400321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24735.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 5400321 is about 2323.8590749011. The cubic root of 5400321 is about 175.4445405561. Note that the first 3 decimals are identical.

Adding to 5400321 its reverse (1230045), we get a palindrome (6630366).

The spelling of 5400321 in words is "five million, four hundred thousand, three hundred twenty-one".