54453321403 has 16 divisors (see below), whose sum is σ = 59077662336. Its totient is φ = 49892411520.

The previous prime is 54453321397. The next prime is 54453321407. The reversal of 54453321403 is 30412335445.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54453321403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54453321407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1079125 + ... + 1128457.

It is an arithmetic number, because the mean of its divisors is an integer number (3692353896).

Almost surely, 2^54453321403 is an apocalyptic number.

54453321403 is a deficient number, since it is larger than the sum of its proper divisors (4624340933).

54453321403 is a wasteful number, since it uses less digits than its factorization.

54453321403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49974.

The product of its (nonzero) digits is 86400, while the sum is 34.

Adding to 54453321403 its reverse (30412335445), we get a palindrome (84865656848).

The spelling of 54453321403 in words is "fifty-four billion, four hundred fifty-three million, three hundred twenty-one thousand, four hundred three".