27140001 has 16 divisors (see below), whose sum is σ = 41725824. Its totient is φ = 15369984.

The previous prime is 27139997. The next prime is 27140011. The reversal of 27140001 is 10004172.

It is not a de Polignac number, because 27140001 - 2² = 27139997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27140011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3346 + ... + 8091.

It is an arithmetic number, because the mean of its divisors is an integer number (2607864).

Almost surely, 2^27140001 is an apocalyptic number.

27140001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

27140001 is a deficient number, since it is larger than the sum of its proper divisors (14585823).

27140001 is a wasteful number, since it uses less digits than its factorization.

27140001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11560.

The product of its (nonzero) digits is 56, while the sum is 15.

The square root of 27140001 is about 5209.6066070290. The cubic root of 27140001 is about 300.5176285774.

Adding to 27140001 its reverse (10004172), we get a palindrome (37144173).

The spelling of 27140001 in words is "twenty-seven million, one hundred forty thousand, one".