135475646 has 16 divisors (see below), whose sum is σ = 210522240. Its totient is φ = 65308320.

The previous prime is 135475633. The next prime is 135475649. The reversal of 135475646 is 646574531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135475649) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 56300 + ... + 58656.

It is an arithmetic number, because the mean of its divisors is an integer number (13157640).

Almost surely, 2^135475646 is an apocalyptic number.

135475646 is a deficient number, since it is larger than the sum of its proper divisors (75046594).

135475646 is a wasteful number, since it uses less digits than its factorization.

135475646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3379.

The product of its digits is 302400, while the sum is 41.

The square root of 135475646 is about 11639.4005859408. The cubic root of 135475646 is about 513.5945542742.

The spelling of 135475646 in words is "one hundred thirty-five million, four hundred seventy-five thousand, six hundred forty-six".