136481272 has 16 divisors (see below), whose sum is σ = 256354560. Its totient is φ = 68120064.

The previous prime is 136481243. The next prime is 136481281. The reversal of 136481272 is 272184631.

It is a congruent number.

It is an unprimeable number.

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, 10168 + ... + 19399.

It is an arithmetic number, because the mean of its divisors is an integer number (16022160).

Almost surely, 2^136481272 is an apocalyptic number.

It is an amenable number.

136481272 is a deficient number, since it is larger than the sum of its proper divisors (119873288).

136481272 is a wasteful number, since it uses less digits than its factorization.

136481272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30150 (or 30146 counting only the distinct ones).

The product of its digits is 16128, while the sum is 34.

The square root of 136481272 is about 11682.5199336445. The cubic root of 136481272 is about 514.8622146870.

The spelling of 136481272 in words is "one hundred thirty-six million, four hundred eighty-one thousand, two hundred seventy-two".