135800253361 has 8 divisors (see below), whose sum is σ = 138963698720. Its totient is φ = 132637048992.

The previous prime is 135800253311. The next prime is 135800253377. The reversal of 135800253361 is 163352008531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 135800253361 - 2¹¹ = 135800251313 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 135800253361.

It is not an unprimeable number, because it can be changed into a prime (135800253311) 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 7 ways as a sum of consecutive naturals, for example, 1617526 + ... + 1699408.

It is an arithmetic number, because the mean of its divisors is an integer number (17370462340).

Almost surely, 2^135800253361 is an apocalyptic number.

It is an amenable number.

135800253361 is a deficient number, since it is larger than the sum of its proper divisors (3163445359).

135800253361 is an equidigital number, since it uses as much as digits as its factorization.

135800253361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120495.

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 135800253361 in words is "one hundred thirty-five billion, eight hundred million, two hundred fifty-three thousand, three hundred sixty-one".