27141897 has 4 divisors (see below), whose sum is σ = 36189200. Its totient is φ = 18094596.

The previous prime is 27141871. The next prime is 27141923. The reversal of 27141897 is 79814172.

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 an interprime number because it is at equal distance from previous prime (27141871) and next prime (27141923).

It is not a de Polignac number, because 27141897 - 2⁷ = 27141769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27141847) 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, 4523647 + ... + 4523652.

It is an arithmetic number, because the mean of its divisors is an integer number (9047300).

Almost surely, 2^27141897 is an apocalyptic number.

It is an amenable number.

27141897 is a deficient number, since it is larger than the sum of its proper divisors (9047303).

27141897 is an equidigital number, since it uses as much as digits as its factorization.

27141897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9047302.

The product of its digits is 28224, while the sum is 39.

The square root of 27141897 is about 5209.7885753646. The cubic root of 27141897 is about 300.5246264666.

The spelling of 27141897 in words is "twenty-seven million, one hundred forty-one thousand, eight hundred ninety-seven".