135838325 has 12 divisors (see below), whose sum is σ = 192502560. Its totient is φ = 93146160.

The previous prime is 135838303. The next prime is 135838331. The reversal of 135838325 is 523838531.

135838325 = 6728² + 6729² + 6730².

It is not a de Polignac number, because 135838325 - 2¹⁶ = 135772789 is a prime.

It is a congruent 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 11 ways as a sum of consecutive naturals, for example, 387935 + ... + 388284.

It is an arithmetic number, because the mean of its divisors is an integer number (16041880).

Almost surely, 2^135838325 is an apocalyptic number.

It is an amenable number.

135838325 is a deficient number, since it is larger than the sum of its proper divisors (56664235).

135838325 is an equidigital number, since it uses as much as digits as its factorization.

135838325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776236 (or 776231 counting only the distinct ones).

The product of its digits is 86400, while the sum is 38.

The square root of 135838325 is about 11654.9699699313. The cubic root of 135838325 is about 514.0524569596.

The spelling of 135838325 in words is "one hundred thirty-five million, eight hundred thirty-eight thousand, three hundred twenty-five".