135149852 has 6 divisors (see below), whose sum is σ = 236512248. Its totient is φ = 67574924.

The previous prime is 135149851. The next prime is 135149857. The reversal of 135149852 is 258941531.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135149851) 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 as a sum of consecutive naturals, namely, 16893728 + ... + 16893735.

It is an arithmetic number, because the mean of its divisors is an integer number (39418708).

Almost surely, 2^135149852 is an apocalyptic number.

It is an amenable number.

135149852 is a deficient number, since it is larger than the sum of its proper divisors (101362396).

135149852 is a wasteful number, since it uses less digits than its factorization.

135149852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33787467 (or 33787465 counting only the distinct ones).

The product of its digits is 43200, while the sum is 38.

The square root of 135149852 is about 11625.3968534412. The cubic root of 135149852 is about 513.1825236791.

The spelling of 135149852 in words is "one hundred thirty-five million, one hundred forty-nine thousand, eight hundred fifty-two".