135843554 has 24 divisors (see below), whose sum is σ = 255972864. Its totient is φ = 52925400.

The previous prime is 135843551. The next prime is 135843563. The reversal of 135843554 is 455348531.

It is a happy number.

135843554 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (135843551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38402 + ... + 41789.

It is an arithmetic number, because the mean of its divisors is an integer number (10665536).

Almost surely, 2^135843554 is an apocalyptic number.

135843554 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

135843554 is a deficient number, since it is larger than the sum of its proper divisors (120129310).

135843554 is a wasteful number, since it uses less digits than its factorization.

135843554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80222 (or 80211 counting only the distinct ones).

The product of its digits is 144000, while the sum is 38.

The square root of 135843554 is about 11655.1942926748. The cubic root of 135843554 is about 514.0590529032.

The spelling of 135843554 in words is "one hundred thirty-five million, eight hundred forty-three thousand, five hundred fifty-four".