135575465 has 4 divisors (see below), whose sum is σ = 162690564. Its totient is φ = 108460368.

The previous prime is 135575449. The next prime is 135575483. The reversal of 135575465 is 564575531.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 103449241 + 32126224 = 10171^2 + 5668^2 .

It is a cyclic number.

It is not a de Polignac number, because 135575465 - 2⁴ = 135575449 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13557542 + ... + 13557551.

It is an arithmetic number, because the mean of its divisors is an integer number (40672641).

Almost surely, 2^135575465 is an apocalyptic number.

It is an amenable number.

135575465 is a deficient number, since it is larger than the sum of its proper divisors (27115099).

135575465 is an equidigital number, since it uses as much as digits as its factorization.

135575465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27115098.

The product of its digits is 315000, while the sum is 41.

The square root of 135575465 is about 11643.6877749277. The cubic root of 135575465 is about 513.7206628168.

The spelling of 135575465 in words is "one hundred thirty-five million, five hundred seventy-five thousand, four hundred sixty-five".