135841564 has 24 divisors (see below), whose sum is σ = 250686800. Its totient is φ = 64229760.

The previous prime is 135841553. The next prime is 135841591. The reversal of 135841564 is 465148531.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 52624 + ... + 55144.

Almost surely, 2^135841564 is an apocalyptic number.

It is an amenable number.

135841564 is a deficient number, since it is larger than the sum of its proper divisors (114845236).

135841564 is a wasteful number, since it uses less digits than its factorization.

135841564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3253 (or 3251 counting only the distinct ones).

The product of its digits is 57600, while the sum is 37.

The square root of 135841564 is about 11655.1089227000. The cubic root of 135841564 is about 514.0565427056.

The spelling of 135841564 in words is "one hundred thirty-five million, eight hundred forty-one thousand, five hundred sixty-four".