135652625 has 8 divisors (see below), whose sum is σ = 169294632. Its totient is φ = 108522000.

The previous prime is 135652607. The next prime is 135652663. The reversal of 135652625 is 526256531.

It can be written as a sum of positive squares in 4 ways, for example, as 16 + 135652609 = 4^2 + 11647^2 .

It is not a de Polignac number, because 135652625 - 2¹⁰ = 135651601 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 542486 + ... + 542735.

It is an arithmetic number, because the mean of its divisors is an integer number (21161829).

Almost surely, 2^135652625 is an apocalyptic number.

It is an amenable number.

135652625 is a deficient number, since it is larger than the sum of its proper divisors (33642007).

135652625 is an equidigital number, since it uses as much as digits as its factorization.

135652625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1085236 (or 1085226 counting only the distinct ones).

The product of its digits is 54000, while the sum is 35.

The square root of 135652625 is about 11647.0006868721. Note that the first 3 decimals coincide. The cubic root of 135652625 is about 513.8181021996.

The spelling of 135652625 in words is "one hundred thirty-five million, six hundred fifty-two thousand, six hundred twenty-five".