27116863 has 2 divisors, whose sum is σ = 27116864. Its totient is φ = 27116862.

The previous prime is 27116807. The next prime is 27116891. The reversal of 27116863 is 36861172.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27116863 - 2²¹ = 25019711 is a prime.

It is equal to p_1689910 and since 27116863 and 1689910 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27116263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13558431 + 13558432.

It is an arithmetic number, because the mean of its divisors is an integer number (13558432).

Almost surely, 2^27116863 is an apocalyptic number.

27116863 is a deficient number, since it is larger than the sum of its proper divisors (1).

27116863 is an equidigital number, since it uses as much as digits as its factorization.

27116863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 34.

The square root of 27116863 is about 5207.3854284084. The cubic root of 27116863 is about 300.4322029622.

The spelling of 27116863 in words is "twenty-seven million, one hundred sixteen thousand, eight hundred sixty-three".