14121757225 has 9 divisors (see below), whose sum is σ = 17511715767. Its totient is φ = 11296930440.

The previous prime is 14121757207. The next prime is 14121757229. The reversal of 14121757225 is 52275712141.

The square root of 14121757225 is 118835.

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

14121757225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 5083832601 + 9037924624 = 71301^2 + 95068^2 .

It is not a de Polignac number, because 14121757225 - 2¹⁵ = 14121724457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14121757229) 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 8 ways as a sum of consecutive naturals, for example, 582292 + ... + 606058.

Almost surely, 2^14121757225 is an apocalyptic number.

14121757225 is the 118835-th square number.

14121757225 is the 59418-th centered octagonal number.

It is an amenable number.

14121757225 is a deficient number, since it is larger than the sum of its proper divisors (3389958542).

14121757225 is an frugal number, since it uses more digits than its factorization.

14121757225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47544 (or 23772 counting only the distinct ones).

The product of its digits is 39200, while the sum is 37.

The spelling of 14121757225 in words is "fourteen billion, one hundred twenty-one million, seven hundred fifty-seven thousand, two hundred twenty-five".