27116155 has 8 divisors (see below), whose sum is σ = 35497584. Its totient is φ = 19720800.

The previous prime is 27116123. The next prime is 27116161. The reversal of 27116155 is 55161172.

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

It is not a de Polignac number, because 27116155 - 2⁵ = 27116123 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 246456 + ... + 246565.

It is an arithmetic number, because the mean of its divisors is an integer number (4437198).

Almost surely, 2^27116155 is an apocalyptic number.

27116155 is a deficient number, since it is larger than the sum of its proper divisors (8381429).

27116155 is a wasteful number, since it uses less digits than its factorization.

27116155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493037.

The product of its digits is 2100, while the sum is 28.

The square root of 27116155 is about 5207.3174475924. The cubic root of 27116155 is about 300.4295882565.

It can be divided in two parts, 271161 and 55, that added together give a triangular number (271216 = T₇₃₆).

The spelling of 27116155 in words is "twenty-seven million, one hundred sixteen thousand, one hundred fifty-five".