136449548 has 12 divisors (see below), whose sum is σ = 252833112. Its totient is φ = 64211520.

The previous prime is 136449529. The next prime is 136449557. The reversal of 136449548 is 845944631.

136449548 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

136449548 is strictly pandigital in base 9.

It is a junction number, because it is equal to n+sod(n) for n = 136449499 and 136449508.

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, 1003238 + ... + 1003373.

It is an arithmetic number, because the mean of its divisors is an integer number (21069426).

Almost surely, 2^136449548 is an apocalyptic number.

It is an amenable number.

136449548 is a deficient number, since it is larger than the sum of its proper divisors (116383564).

136449548 is a wasteful number, since it uses less digits than its factorization.

136449548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2006632 (or 2006630 counting only the distinct ones).

The product of its digits is 414720, while the sum is 44.

The square root of 136449548 is about 11681.1620997228. The cubic root of 136449548 is about 514.8223197028.

The spelling of 136449548 in words is "one hundred thirty-six million, four hundred forty-nine thousand, five hundred forty-eight".