54403403 has 8 divisors (see below), whose sum is σ = 57517200. Its totient is φ = 51314688.

The previous prime is 54403381. The next prime is 54403409. The reversal of 54403403 is 30430445.

It is a happy number.

54403403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 54403403 - 2⁶ = 54403339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54403409) 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, 1718 + ... + 10571.

It is an arithmetic number, because the mean of its divisors is an integer number (7189650).

Almost surely, 2^54403403 is an apocalyptic number.

54403403 is a deficient number, since it is larger than the sum of its proper divisors (3113797).

54403403 is a wasteful number, since it uses less digits than its factorization.

54403403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12541.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 54403403 is about 7375.8662542104. The cubic root of 54403403 is about 378.9151955768.

Adding to 54403403 its reverse (30430445), we get a palindrome (84833848).

The spelling of 54403403 in words is "fifty-four million, four hundred three thousand, four hundred three".