27111049 has 4 divisors (see below), whose sum is σ = 30984064. Its totient is φ = 23238036.

The previous prime is 27111017. The next prime is 27111059. The reversal of 27111049 is 94011172.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 27111049 - 2⁵ = 27111017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27111059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1936497 + ... + 1936510.

It is an arithmetic number, because the mean of its divisors is an integer number (7746016).

Almost surely, 2^27111049 is an apocalyptic number.

It is an amenable number.

27111049 is a deficient number, since it is larger than the sum of its proper divisors (3873015).

27111049 is an equidigital number, since it uses as much as digits as its factorization.

27111049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3873014.

The product of its (nonzero) digits is 504, while the sum is 25.

The square root of 27111049 is about 5206.8271528830. The cubic root of 27111049 is about 300.4107300055.

The spelling of 27111049 in words is "twenty-seven million, one hundred eleven thousand, forty-nine".