135375775 has 12 divisors (see below), whose sum is σ = 170619784. Its totient is φ = 106524000.

The previous prime is 135375719. The next prime is 135375781. The reversal of 135375775 is 577573531.

135375775 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 135375775 - 2¹⁵ = 135343007 is a prime.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

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, 42861 + ... + 45910.

Almost surely, 2^135375775 is an apocalyptic number.

135375775 is a deficient number, since it is larger than the sum of its proper divisors (35244009).

135375775 is an equidigital number, since it uses as much as digits as its factorization.

135375775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88842 (or 88837 counting only the distinct ones).

The product of its digits is 385875, while the sum is 43.

The square root of 135375775 is about 11635.1095826382. The cubic root of 135375775 is about 513.4683180277.

The spelling of 135375775 in words is "one hundred thirty-five million, three hundred seventy-five thousand, seven hundred seventy-five".