5421403443 has 16 divisors (see below), whose sum is σ = 7377350400. Its totient is φ = 3540093024.

The previous prime is 5421403417. The next prime is 5421403451. The reversal of 5421403443 is 3443041245.

It is not a de Polignac number, because 5421403443 - 2⁸ = 5421403187 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5421403443.

It is not an unprimeable number, because it can be changed into a prime (5421403483) 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 15 ways as a sum of consecutive naturals, for example, 66780 + ... + 123702.

It is an arithmetic number, because the mean of its divisors is an integer number (461084400).

Almost surely, 2^5421403443 is an apocalyptic number.

5421403443 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

5421403443 is a deficient number, since it is larger than the sum of its proper divisors (1955946957).

5421403443 is a wasteful number, since it uses less digits than its factorization.

5421403443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57578.

The product of its (nonzero) digits is 23040, while the sum is 30.

The square root of 5421403443 is about 73630.1802456031. The cubic root of 5421403443 is about 1756.7255148733.

Adding to 5421403443 its reverse (3443041245), we get a palindrome (8864444688).

The spelling of 5421403443 in words is "five billion, four hundred twenty-one million, four hundred three thousand, four hundred forty-three".