27858113 has 2 divisors, whose sum is σ = 27858114. Its totient is φ = 27858112.

The previous prime is 27858107. The next prime is 27858139. The reversal of 27858113 is 31185872.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26801329 + 1056784 = 5177^2 + 1028^2 .

It is a cyclic number.

It is not a de Polignac number, because 27858113 - 2⁴ = 27858097 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (27858143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13929056 + 13929057.

It is an arithmetic number, because the mean of its divisors is an integer number (13929057).

Almost surely, 2^27858113 is an apocalyptic number.

It is an amenable number.

27858113 is a deficient number, since it is larger than the sum of its proper divisors (1).

27858113 is an equidigital number, since it uses as much as digits as its factorization.

27858113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13440, while the sum is 35.

The square root of 27858113 is about 5278.0785329512. The cubic root of 27858113 is about 303.1451087096.

The spelling of 27858113 in words is "twenty-seven million, eight hundred fifty-eight thousand, one hundred thirteen".