14531512225 has 6 divisors (see below), whose sum is σ = 18019075190. Its totient is φ = 11625209760.

The previous prime is 14531512213. The next prime is 14531512253. The reversal of 14531512225 is 52221513541.

It can be written as a sum of positive squares in 3 ways, for example, as 70006689 + 14461505536 = 8367^2 + 120256^2 .

It is not a de Polignac number, because 14531512225 - 2¹⁷ = 14531381153 is a prime.

It is a super-2 number, since 2×14531512225² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 290630220 + ... + 290630269.

Almost surely, 2^14531512225 is an apocalyptic number.

It is an amenable number.

14531512225 is a deficient number, since it is larger than the sum of its proper divisors (3487562965).

14531512225 is an equidigital number, since it uses as much as digits as its factorization.

14531512225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581260499 (or 581260494 counting only the distinct ones).

The product of its digits is 12000, while the sum is 31.

The spelling of 14531512225 in words is "fourteen billion, five hundred thirty-one million, five hundred twelve thousand, two hundred twenty-five".