135546861 has 8 divisors (see below), whose sum is σ = 185137344. Its totient is φ = 88160480.

The previous prime is 135546847. The next prime is 135546869. The reversal of 135546861 is 168645531.

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 135546861 - 2¹¹ = 135544813 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135546869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 550881 + ... + 551126.

It is an arithmetic number, because the mean of its divisors is an integer number (23142168).

Almost surely, 2^135546861 is an apocalyptic number.

It is an amenable number.

135546861 is a deficient number, since it is larger than the sum of its proper divisors (49590483).

135546861 is a wasteful number, since it uses less digits than its factorization.

135546861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1102051.

The product of its digits is 86400, while the sum is 39.

The square root of 135546861 is about 11642.4594051257. The cubic root of 135546861 is about 513.6845316496.

The spelling of 135546861 in words is "one hundred thirty-five million, five hundred forty-six thousand, eight hundred sixty-one".