5434404421 has 4 divisors (see below), whose sum is σ = 5439933792. Its totient is φ = 5428875052.

The previous prime is 5434404361. The next prime is 5434404427. The reversal of 5434404421 is 1244044345.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5434404421 - 2¹¹ = 5434402373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5434404427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2763211 + ... + 2765176.

It is an arithmetic number, because the mean of its divisors is an integer number (1359983448).

Almost surely, 2^5434404421 is an apocalyptic number.

It is an amenable number.

5434404421 is a deficient number, since it is larger than the sum of its proper divisors (5529371).

5434404421 is an equidigital number, since it uses as much as digits as its factorization.

5434404421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5529370.

The product of its (nonzero) digits is 30720, while the sum is 31.

The square root of 5434404421 is about 73718.4130390773. The cubic root of 5434404421 is about 1758.1286519986.

Adding to 5434404421 its reverse (1244044345), we get a palindrome (6678448766).

The spelling of 5434404421 in words is "five billion, four hundred thirty-four million, four hundred four thousand, four hundred twenty-one".