135770049 has 24 divisors (see below), whose sum is σ = 207164672. Its totient is φ = 85548960.

The previous prime is 135770023. The next prime is 135770051. The reversal of 135770049 is 940077531.

It is a happy number.

135770049 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 135770049 - 2⁵ = 135770017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135769995 and 135770022.

It is not an unprimeable number, because it can be changed into a prime (135770009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6339 + ... + 17655.

Almost surely, 2^135770049 is an apocalyptic number.

It is an amenable number.

135770049 is a deficient number, since it is larger than the sum of its proper divisors (71394623).

135770049 is a wasteful number, since it uses less digits than its factorization.

135770049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11397 (or 11394 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 36.

The square root of 135770049 is about 11652.0405509078. The cubic root of 135770049 is about 513.9663169901.

The spelling of 135770049 in words is "one hundred thirty-five million, seven hundred seventy thousand, forty-nine".