5423053221 has 16 divisors (see below), whose sum is σ = 8056926720. Its totient is φ = 3605120640.

The previous prime is 5423053219. The next prime is 5423053241. The reversal of 5423053221 is 1223503245.

It is a happy number.

It is not a de Polignac number, because 5423053221 - 2¹ = 5423053219 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5423053211) 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 15 ways as a sum of consecutive naturals, for example, 274965 + ... + 294026.

It is an arithmetic number, because the mean of its divisors is an integer number (503557920).

Almost surely, 2^5423053221 is an apocalyptic number.

It is an amenable number.

5423053221 is a deficient number, since it is larger than the sum of its proper divisors (2633873499).

5423053221 is a wasteful number, since it uses less digits than its factorization.

5423053221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569353 (or 569347 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 5423053221 is about 73641.3825304767. The cubic root of 5423053221 is about 1756.9036921789.

Adding to 5423053221 its reverse (1223503245), we get a palindrome (6646556466).

The spelling of 5423053221 in words is "five billion, four hundred twenty-three million, fifty-three thousand, two hundred twenty-one".