135523394 has 8 divisors (see below), whose sum is σ = 205858560. Its totient is φ = 66903876.

The previous prime is 135523393. The next prime is 135523403. The reversal of 135523394 is 493325531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (135523391) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 428714 + ... + 429029.

It is an arithmetic number, because the mean of its divisors is an integer number (25732320).

Almost surely, 2^135523394 is an apocalyptic number.

135523394 is a deficient number, since it is larger than the sum of its proper divisors (70335166).

135523394 is an equidigital number, since it uses as much as digits as its factorization.

135523394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857824.

The product of its digits is 48600, while the sum is 35.

The square root of 135523394 is about 11641.4515417967. The cubic root of 135523394 is about 513.6548854925.

The spelling of 135523394 in words is "one hundred thirty-five million, five hundred twenty-three thousand, three hundred ninety-four".