5409401 has 4 divisors (see below), whose sum is σ = 5415012. Its totient is φ = 5403792.

The previous prime is 5409361. The next prime is 5409403. The reversal of 5409401 is 1049045.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1049045 = 5 ⋅209809.

It can be written as a sum of positive squares in 2 ways, for example, as 3613801 + 1795600 = 1901^2 + 1340^2 .

It is a cyclic number.

It is not a de Polignac number, because 5409401 - 2⁶ = 5409337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5409403) 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, 950 + ... + 3423.

It is an arithmetic number, because the mean of its divisors is an integer number (1353753).

Almost surely, 2^5409401 is an apocalyptic number.

It is an amenable number.

5409401 is a deficient number, since it is larger than the sum of its proper divisors (5611).

5409401 is a wasteful number, since it uses less digits than its factorization.

5409401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5610.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 5409401 is about 2325.8119012508. The cubic root of 5409401 is about 175.5428152344.

The spelling of 5409401 in words is "five million, four hundred nine thousand, four hundred one".