12329122351225 has 9 divisors (see below), whose sum is σ = 15288133485517. Its totient is φ = 9863283835840.

The previous prime is 12329122351211. The next prime is 12329122351243. The reversal of 12329122351225 is 52215322192321.

It is a happy number.

The square root of 12329122351225 is 3511285.

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

It can be written as a sum of positive squares in 4 ways, for example, as 7548410068969 + 4780712282256 = 2747437^2 + 2186484^2 .

It is not a de Polignac number, because 12329122351225 - 2¹⁷ = 12329122220153 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 17205297 + ... + 17907553.

Almost surely, 2^{12329122351225} is an apocalyptic number.

12329122351225 is the 3511285-th square number.

12329122351225 is the 1755643-rd centered octagonal number.

It is an amenable number.

12329122351225 is a deficient number, since it is larger than the sum of its proper divisors (2959011134292).

12329122351225 is an frugal number, since it uses more digits than its factorization.

12329122351225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1404524 (or 702262 counting only the distinct ones).

The product of its digits is 129600, while the sum is 40.

The spelling of 12329122351225 in words is "twelve trillion, three hundred twenty-nine billion, one hundred twenty-two million, three hundred fifty-one thousand, two hundred twenty-five".