13135675325 has 12 divisors (see below), whose sum is σ = 16685512788. Its totient is φ = 10252233600.

The previous prime is 13135675321. The next prime is 13135675349. The reversal of 13135675325 is 52357653131.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 224580196 + 12911095129 = 14986^2 + 113627^2 .

It is not a de Polignac number, because 13135675325 - 2² = 13135675321 is a prime.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13135675321) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 6406622 + ... + 6408671.

It is an arithmetic number, because the mean of its divisors is an integer number (1390459399).

Almost surely, 2^13135675325 is an apocalyptic number.

It is an amenable number.

13135675325 is a deficient number, since it is larger than the sum of its proper divisors (3549837463).

13135675325 is a wasteful number, since it uses less digits than its factorization.

13135675325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12815344 (or 12815339 counting only the distinct ones).

The product of its digits is 283500, while the sum is 41.

The spelling of 13135675325 in words is "thirteen billion, one hundred thirty-five million, six hundred seventy-five thousand, three hundred twenty-five".