5005053421 has 4 divisors (see below), whose sum is σ = 5177641500. Its totient is φ = 4832465344.

The previous prime is 5005053409. The next prime is 5005053461. The reversal of 5005053421 is 1243505005.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3886150921 + 1118902500 = 62339^2 + 33450^2 .

It is not a de Polignac number, because 5005053421 - 2²¹ = 5002956269 is a prime.

It is a super-5 number, since 5×5005053421⁵ (a number of 50 digits) contains 55555 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5005053461) 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, 86293996 + ... + 86294053.

It is an arithmetic number, because the mean of its divisors is an integer number (1294410375).

Almost surely, 2^5005053421 is an apocalyptic number.

It is an amenable number.

5005053421 is a deficient number, since it is larger than the sum of its proper divisors (172588079).

5005053421 is a wasteful number, since it uses less digits than its factorization.

5005053421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172588078.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 5005053421 is about 70746.4021770719. The cubic root of 5005053421 is about 1710.5518345972.

Adding to 5005053421 its reverse (1243505005), we get a palindrome (6248558426).

The spelling of 5005053421 in words is "five billion, five million, fifty-three thousand, four hundred twenty-one".