135383775 has 12 divisors (see below), whose sum is σ = 223834632. Its totient is φ = 72204640.

The previous prime is 135383761. The next prime is 135383813. The reversal of 135383775 is 577383531.

135383775 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 135383775 - 2⁸ = 135383519 is a prime.

It is a congruent 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, 902484 + ... + 902633.

It is an arithmetic number, because the mean of its divisors is an integer number (18652886).

Almost surely, 2^135383775 is an apocalyptic number.

135383775 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

135383775 is a deficient number, since it is larger than the sum of its proper divisors (88450857).

135383775 is a wasteful number, since it uses less digits than its factorization.

135383775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1805130 (or 1805125 counting only the distinct ones).

The product of its digits is 264600, while the sum is 42.

The square root of 135383775 is about 11635.4533646094. The cubic root of 135383775 is about 513.4784322588.

The spelling of 135383775 in words is "one hundred thirty-five million, three hundred eighty-three thousand, seven hundred seventy-five".