13534252131025 has 6 divisors (see below), whose sum is σ = 16782472642502. Its totient is φ = 10827401704800.

The previous prime is 13534252130977. The next prime is 13534252131073. The reversal of 13534252131025 is 52013125243531.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (13534252130977) and next prime (13534252131073).

It can be written as a sum of positive squares in 3 ways, for example, as 4039762327056 + 9494489803969 = 2009916^2 + 3081313^2 .

It is not a de Polignac number, because 13534252131025 - 2²⁹ = 13533715260113 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 (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 270685042596 + ... + 270685042645.

Almost surely, 2^{13534252131025} is an apocalyptic number.

It is an amenable number.

13534252131025 is a deficient number, since it is larger than the sum of its proper divisors (3248220511477).

13534252131025 is an equidigital number, since it uses as much as digits as its factorization.

13534252131025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541370085251 (or 541370085246 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 37.

Adding to 13534252131025 its reverse (52013125243531), we get a palindrome (65547377374556).

The spelling of 13534252131025 in words is "thirteen trillion, five hundred thirty-four billion, two hundred fifty-two million, one hundred thirty-one thousand, twenty-five".