5403533421 has 24 divisors (see below), whose sum is σ = 8528406880. Its totient is φ = 3022953120.

The previous prime is 5403533413. The next prime is 5403533423. The reversal of 5403533421 is 1243353045.

It is not a de Polignac number, because 5403533421 - 2³ = 5403533413 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5403533423) 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 23 ways as a sum of consecutive naturals, for example, 567811 + ... + 577248.

Almost surely, 2^5403533421 is an apocalyptic number.

It is an amenable number.

5403533421 is a deficient number, since it is larger than the sum of its proper divisors (3124873459).

5403533421 is a wasteful number, since it uses less digits than its factorization.

5403533421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1145097 (or 1145086 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

The square root of 5403533421 is about 73508.7302366188. The cubic root of 5403533421 is about 1754.7932182243.

Adding to 5403533421 its reverse (1243353045), we get a palindrome (6646886466).

The spelling of 5403533421 in words is "five billion, four hundred three million, five hundred thirty-three thousand, four hundred twenty-one".