27100159 has 4 divisors (see below), whose sum is σ = 28694304. Its totient is φ = 25506016.

The previous prime is 27100147. The next prime is 27100201. The reversal of 27100159 is 95100172.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 27100159 - 2²¹ = 25003007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27100109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 797047 + ... + 797080.

It is an arithmetic number, because the mean of its divisors is an integer number (7173576).

Almost surely, 2^27100159 is an apocalyptic number.

27100159 is a deficient number, since it is larger than the sum of its proper divisors (1594145).

27100159 is a wasteful number, since it uses less digits than its factorization.

27100159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1594144.

The product of its (nonzero) digits is 630, while the sum is 25.

The square root of 27100159 is about 5205.7813054334. The cubic root of 27100159 is about 300.3705014997.

The spelling of 27100159 in words is "twenty-seven million, one hundred thousand, one hundred fifty-nine".