135231335 has 8 divisors (see below), whose sum is σ = 162340080. Its totient is φ = 108143424.

The previous prime is 135231307. The next prime is 135231353. The reversal of 135231335 is 533132531.

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 135231335 - 2¹⁶ = 135165799 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22124 + ... + 27566.

It is an arithmetic number, because the mean of its divisors is an integer number (20292510).

Almost surely, 2^135231335 is an apocalyptic number.

135231335 is a deficient number, since it is larger than the sum of its proper divisors (27108745).

135231335 is an equidigital number, since it uses as much as digits as its factorization.

135231335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10417.

The product of its digits is 4050, while the sum is 26.

The square root of 135231335 is about 11628.9008508973. The cubic root of 135231335 is about 513.2856370013.

Adding to 135231335 its reverse (533132531), we get a palindrome (668363866).

The spelling of 135231335 in words is "one hundred thirty-five million, two hundred thirty-one thousand, three hundred thirty-five".