135550375 has 8 divisors (see below), whose sum is σ = 169167024. Its totient is φ = 108440200.

The previous prime is 135550361. The next prime is 135550391. The reversal of 135550375 is 573055531.

It is not a de Polignac number, because 135550375 - 2⁵ = 135550343 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 135550375.

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, 542077 + ... + 542326.

It is an arithmetic number, because the mean of its divisors is an integer number (21145878).

Almost surely, 2^135550375 is an apocalyptic number.

135550375 is a deficient number, since it is larger than the sum of its proper divisors (33616649).

135550375 is an equidigital number, since it uses as much as digits as its factorization.

135550375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1084418 (or 1084408 counting only the distinct ones).

The product of its (nonzero) digits is 39375, while the sum is 34.

The square root of 135550375 is about 11642.6103172785. The cubic root of 135550375 is about 513.6889706356.

The spelling of 135550375 in words is "one hundred thirty-five million, five hundred fifty thousand, three hundred seventy-five".