27112142 has 4 divisors (see below), whose sum is σ = 40668216. Its totient is φ = 13556070.

The previous prime is 27112139. The next prime is 27112181. The reversal of 27112142 is 24121172.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6778034 + ... + 6778037.

It is an arithmetic number, because the mean of its divisors is an integer number (10167054).

Almost surely, 2^27112142 is an apocalyptic number.

27112142 is a deficient number, since it is larger than the sum of its proper divisors (13556074).

27112142 is a wasteful number, since it uses less digits than its factorization.

27112142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13556073.

The product of its digits is 224, while the sum is 20.

The square root of 27112142 is about 5206.9321101777. The cubic root of 27112142 is about 300.4147670375.

The spelling of 27112142 in words is "twenty-seven million, one hundred twelve thousand, one hundred forty-two".