27140999 has 4 divisors (see below), whose sum is σ = 27246864. Its totient is φ = 27035136.

The previous prime is 27140983. The next prime is 27141031. The reversal of 27140999 is 99904172.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 27140999 - 2⁴ = 27140983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27140699) 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, 52547 + ... + 53060.

It is an arithmetic number, because the mean of its divisors is an integer number (6811716).

Almost surely, 2^27140999 is an apocalyptic number.

27140999 is a deficient number, since it is larger than the sum of its proper divisors (105865).

27140999 is a wasteful number, since it uses less digits than its factorization.

27140999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105864.

The product of its (nonzero) digits is 40824, while the sum is 41.

The square root of 27140999 is about 5209.7023907321. The cubic root of 27140999 is about 300.5213121061.

The spelling of 27140999 in words is "twenty-seven million, one hundred forty thousand, nine hundred ninety-nine".