27137641 has 4 divisors (see below), whose sum is σ = 27164800. Its totient is φ = 27110484.

The previous prime is 27137633. The next prime is 27137647. The reversal of 27137641 is 14673172.

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 27137641 - 2³ = 27137633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27137647) 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 3 ways as a sum of consecutive naturals, for example, 12021 + ... + 14098.

It is an arithmetic number, because the mean of its divisors is an integer number (6791200).

Almost surely, 2^27137641 is an apocalyptic number.

It is an amenable number.

27137641 is a deficient number, since it is larger than the sum of its proper divisors (27159).

27137641 is a wasteful number, since it uses less digits than its factorization.

27137641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27158.

The product of its digits is 7056, while the sum is 31.

The square root of 27137641 is about 5209.3800974780. The cubic root of 27137641 is about 300.5089176693.

The spelling of 27137641 in words is "twenty-seven million, one hundred thirty-seven thousand, six hundred forty-one".