135054643 has 8 divisors (see below), whose sum is σ = 141876000. Its totient is φ = 128312448.

The previous prime is 135054607. The next prime is 135054649. The reversal of 135054643 is 346450531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 135054643 - 2²⁵ = 101500211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135054649) by changing a digit.

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, 16278 + ... + 23131.

It is an arithmetic number, because the mean of its divisors is an integer number (17734500).

Almost surely, 2^135054643 is an apocalyptic number.

135054643 is a deficient number, since it is larger than the sum of its proper divisors (6821357).

135054643 is a wasteful number, since it uses less digits than its factorization.

135054643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39581.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 135054643 is about 11621.3012610465. The cubic root of 135054643 is about 513.0619881598.

The spelling of 135054643 in words is "one hundred thirty-five million, fifty-four thousand, six hundred forty-three".