5435333221 has 4 divisors (see below), whose sum is σ = 5537886732. Its totient is φ = 5332779712.

The previous prime is 5435333209. The next prime is 5435333227. The reversal of 5435333221 is 1223335345.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1223335345 = 5 ⋅244667069.

It can be written as a sum of positive squares in 2 ways, for example, as 4954188996 + 481144225 = 70386^2 + 21935^2 .

It is a cyclic number.

It is not a de Polignac number, because 5435333221 - 2²⁷ = 5301115493 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 (5435333227) 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, 51276676 + ... + 51276781.

It is an arithmetic number, because the mean of its divisors is an integer number (1384471683).

Almost surely, 2^5435333221 is an apocalyptic number.

It is an amenable number.

5435333221 is a deficient number, since it is larger than the sum of its proper divisors (102553511).

5435333221 is a wasteful number, since it uses less digits than its factorization.

5435333221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102553510.

The product of its digits is 32400, while the sum is 31.

The square root of 5435333221 is about 73724.7124172078. The cubic root of 5435333221 is about 1758.2288075228.

Adding to 5435333221 its reverse (1223335345), we get a palindrome (6658668566).

The spelling of 5435333221 in words is "five billion, four hundred thirty-five million, three hundred thirty-three thousand, two hundred twenty-one".