27113899 has 4 divisors (see below), whose sum is σ = 27625536. Its totient is φ = 26602264.

The previous prime is 27113897. The next prime is 27113903. The reversal of 27113899 is 99831172.

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 27113899 - 2¹ = 27113897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27113897) 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, 255739 + ... + 255844.

It is an arithmetic number, because the mean of its divisors is an integer number (6906384).

Almost surely, 2^27113899 is an apocalyptic number.

27113899 is a deficient number, since it is larger than the sum of its proper divisors (511637).

27113899 is an equidigital number, since it uses as much as digits as its factorization.

27113899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511636.

The product of its digits is 27216, while the sum is 40.

The square root of 27113899 is about 5207.1008248353. The cubic root of 27113899 is about 300.4212563482.

The spelling of 27113899 in words is "twenty-seven million, one hundred thirteen thousand, eight hundred ninety-nine".