135567844 has 6 divisors (see below), whose sum is σ = 237243734. Its totient is φ = 67783920.

The previous prime is 135567797. The next prime is 135567893. The reversal of 135567844 is 448765531.

It can be written as a sum of positive squares in only one way, i.e., 81721600 + 53846244 = 9040^2 + 7338^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 135567844.

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 as a sum of consecutive naturals, namely, 16945977 + ... + 16945984.

Almost surely, 2^135567844 is an apocalyptic number.

It is an amenable number.

135567844 is a deficient number, since it is larger than the sum of its proper divisors (101675890).

135567844 is a wasteful number, since it uses less digits than its factorization.

135567844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33891965 (or 33891963 counting only the distinct ones).

The product of its digits is 403200, while the sum is 43.

The square root of 135567844 is about 11643.3605114675. The cubic root of 135567844 is about 513.7110368408.

The spelling of 135567844 in words is "one hundred thirty-five million, five hundred sixty-seven thousand, eight hundred forty-four".