14351533021 has 48 divisors (see below), whose sum is σ = 17575790400. Its totient is φ = 11669156352.

The previous prime is 14351533003. The next prime is 14351533051. The reversal of 14351533021 is 12033515341.

It is a happy number.

It is not a de Polignac number, because 14351533021 - 2¹⁷ = 14351401949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14351533051) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 22319326 + ... + 22319968.

It is an arithmetic number, because the mean of its divisors is an integer number (366162300).

Almost surely, 2^14351533021 is an apocalyptic number.

It is an amenable number.

14351533021 is a deficient number, since it is larger than the sum of its proper divisors (3224257379).

14351533021 is a wasteful number, since it uses less digits than its factorization.

14351533021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 938 (or 931 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The spelling of 14351533021 in words is "fourteen billion, three hundred fifty-one million, five hundred thirty-three thousand, twenty-one".