14235114721 has 3 divisors (see below), whose sum is σ = 14235234033. Its totient is φ = 14234995410.

The previous prime is 14235114709. The next prime is 14235114727. The reversal of 14235114721 is 12741153241.

The square root of 14235114721 is 119311.

It is a perfect power (a square), and thus also a powerful number.

14235114721 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 14235114721 - 2⁵ = 14235114689 is a prime.

It is a super-2 number, since 2×14235114721² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14235114727) 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 2 ways as a sum of consecutive naturals, for example, 59656 + ... + 178966.

It is an arithmetic number, because the mean of its divisors is an integer number (4745078011).

Almost surely, 2^14235114721 is an apocalyptic number.

14235114721 is the 119311-st square number.

14235114721 is the 59656-th centered octagonal number.

It is an amenable number.

14235114721 is a deficient number, since it is larger than the sum of its proper divisors (119312).

14235114721 is an frugal number, since it uses more digits than its factorization.

14235114721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238622 (or 119311 counting only the distinct ones).

The product of its digits is 6720, while the sum is 31.

Adding to 14235114721 its reverse (12741153241), we get a palindrome (26976267962).

The spelling of 14235114721 in words is "fourteen billion, two hundred thirty-five million, one hundred fourteen thousand, seven hundred twenty-one".