54403120 has 20 divisors (see below), whose sum is σ = 126487440. Its totient is φ = 21761216.

The previous prime is 54403091. The next prime is 54403147. The reversal of 54403120 is 2130445.

It is a tau number, because it is divible by the number of its divisors (20).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 339940 + ... + 340099.

It is an arithmetic number, because the mean of its divisors is an integer number (6324372).

Almost surely, 2^54403120 is an apocalyptic number.

It is an amenable number.

54403120 is an abundant number, since it is smaller than the sum of its proper divisors (72084320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54403120 is a wasteful number, since it uses less digits than its factorization.

54403120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680052 (or 680046 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 54403120 is about 7375.8470699981. The cubic root of 54403120 is about 378.9145385518.

Adding to 54403120 its reverse (2130445), we get a palindrome (56533565).

The spelling of 54403120 in words is "fifty-four million, four hundred three thousand, one hundred twenty".