135125475 has 12 divisors (see below), whose sum is σ = 223407576. Its totient is φ = 72066880.

The previous prime is 135125467. The next prime is 135125477. The reversal of 135125475 is 574521531.

135125475 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 135125475 - 2³ = 135125467 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135125477) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 900762 + ... + 900911.

It is an arithmetic number, because the mean of its divisors is an integer number (18617298).

Almost surely, 2^135125475 is an apocalyptic number.

135125475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

135125475 is a deficient number, since it is larger than the sum of its proper divisors (88282101).

135125475 is a wasteful number, since it uses less digits than its factorization.

135125475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1801686 (or 1801681 counting only the distinct ones).

The product of its digits is 21000, while the sum is 33.

The square root of 135125475 is about 11624.3483688334. The cubic root of 135125475 is about 513.1516675531.

The spelling of 135125475 in words is "one hundred thirty-five million, one hundred twenty-five thousand, four hundred seventy-five".