135523646 has 8 divisors (see below), whose sum is σ = 203355360. Its totient is φ = 67738528.

The previous prime is 135523621. The next prime is 135523651. The reversal of 135523646 is 646325531.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3131 + ... + 16758.

It is an arithmetic number, because the mean of its divisors is an integer number (25419420).

Almost surely, 2^135523646 is an apocalyptic number.

135523646 is a deficient number, since it is larger than the sum of its proper divisors (67831714).

135523646 is a wasteful number, since it uses less digits than its factorization.

135523646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23298.

The product of its digits is 64800, while the sum is 35.

The square root of 135523646 is about 11641.4623651842. The cubic root of 135523646 is about 513.6552038654.

The spelling of 135523646 in words is "one hundred thirty-five million, five hundred twenty-three thousand, six hundred forty-six".