135546849 has 12 divisors (see below), whose sum is σ = 202106112. Its totient is φ = 87449400.

The previous prime is 135546847. The next prime is 135546869. The reversal of 135546849 is 948645531.

135546849 is a `hidden beast` number, since 13 + 554 + 6 + 84 + 9 = 666.

It is not a de Polignac number, because 135546849 - 2¹ = 135546847 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135546847) 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 11 ways as a sum of consecutive naturals, for example, 242637 + ... + 243194.

It is an arithmetic number, because the mean of its divisors is an integer number (16842176).

Almost surely, 2^135546849 is an apocalyptic number.

It is an amenable number.

135546849 is a deficient number, since it is larger than the sum of its proper divisors (66559263).

135546849 is a wasteful number, since it uses less digits than its factorization.

135546849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485868 (or 485865 counting only the distinct ones).

The product of its digits is 518400, while the sum is 45.

The square root of 135546849 is about 11642.4588897707. The cubic root of 135546849 is about 513.6845164908.

The spelling of 135546849 in words is "one hundred thirty-five million, five hundred forty-six thousand, eight hundred forty-nine".