135975364025 has 12 divisors (see below), whose sum is σ = 178527654972. Its totient is φ = 102381450240.

The previous prime is 135975364009. The next prime is 135975364037. The reversal of 135975364025 is 520463579531.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 560931856 + 135414432169 = 23684^2 + 367987^2 .

It is not a de Polignac number, because 135975364025 - 2⁴ = 135975364009 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 159970592 + ... + 159971441.

It is an arithmetic number, because the mean of its divisors is an integer number (14877304581).

Almost surely, 2^135975364025 is an apocalyptic number.

It is an amenable number.

135975364025 is a deficient number, since it is larger than the sum of its proper divisors (42552290947).

135975364025 is a wasteful number, since it uses less digits than its factorization.

135975364025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319942060 (or 319942055 counting only the distinct ones).

The product of its (nonzero) digits is 3402000, while the sum is 50.

The spelling of 135975364025 in words is "one hundred thirty-five billion, nine hundred seventy-five million, three hundred sixty-four thousand, twenty-five".