135544975 has 24 divisors (see below), whose sum is σ = 173238912. Its totient is φ = 105139200.

The previous prime is 135544973. The next prime is 135544979. The reversal of 135544975 is 579445531.

It is not a de Polignac number, because 135544975 - 2¹ = 135544973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135544973) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 228279 + ... + 228871.

It is an arithmetic number, because the mean of its divisors is an integer number (7218288).

Almost surely, 2^135544975 is an apocalyptic number.

135544975 is a deficient number, since it is larger than the sum of its proper divisors (37693937).

135544975 is a wasteful number, since it uses less digits than its factorization.

135544975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 867 (or 862 counting only the distinct ones).

The product of its digits is 378000, while the sum is 43.

The square root of 135544975 is about 11642.3784082120. The cubic root of 135544975 is about 513.6821491685.

The spelling of 135544975 in words is "one hundred thirty-five million, five hundred forty-four thousand, nine hundred seventy-five".