135256395 has 8 divisors (see below), whose sum is σ = 216410256. Its totient is φ = 72136736.

The previous prime is 135256391. The next prime is 135256409. The reversal of 135256395 is 593652531.

135256395 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 135256395 - 2² = 135256391 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135256391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4508532 + ... + 4508561.

It is an arithmetic number, because the mean of its divisors is an integer number (27051282).

Almost surely, 2^135256395 is an apocalyptic number.

135256395 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

135256395 is a deficient number, since it is larger than the sum of its proper divisors (81153861).

135256395 is an equidigital number, since it uses as much as digits as its factorization.

135256395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9017101.

The product of its digits is 121500, while the sum is 39.

The square root of 135256395 is about 11629.9782888877. The cubic root of 135256395 is about 513.3173410527.

The spelling of 135256395 in words is "one hundred thirty-five million, two hundred fifty-six thousand, three hundred ninety-five".