5953021221 has 64 divisors (see below), whose sum is σ = 9522176000. Its totient is φ = 3305510208.

The previous prime is 5953021219. The next prime is 5953021229. The reversal of 5953021221 is 1221203595.

It is not a de Polignac number, because 5953021221 - 2¹ = 5953021219 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 (5953021229) 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 63 ways as a sum of consecutive naturals, for example, 5445951 + ... + 5447043.

It is an arithmetic number, because the mean of its divisors is an integer number (148784000).

Almost surely, 2^5953021221 is an apocalyptic number.

It is an amenable number.

5953021221 is a deficient number, since it is larger than the sum of its proper divisors (3569154779).

5953021221 is a wasteful number, since it uses less digits than its factorization.

5953021221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1263 (or 1249 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 5953021221 is about 77155.8242843662. The cubic root of 5953021221 is about 1812.3655994579.

The spelling of 5953021221 in words is "five billion, nine hundred fifty-three million, twenty-one thousand, two hundred twenty-one".