18414827 has 2 divisors, whose sum is σ = 18414828. Its totient is φ = 18414826.

The previous prime is 18414811. The next prime is 18414829. The reversal of 18414827 is 72841481.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 18414827 - 2⁴ = 18414811 is a prime.

Together with 18414829, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (18414829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9207413 + 9207414.

It is an arithmetic number, because the mean of its divisors is an integer number (9207414).

Almost surely, 2^18414827 is an apocalyptic number.

18414827 is a deficient number, since it is larger than the sum of its proper divisors (1).

18414827 is an equidigital number, since it uses as much as digits as its factorization.

18414827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14336, while the sum is 35.

The square root of 18414827 is about 4291.2500509758. The cubic root of 18414827 is about 264.0721173884.

The spelling of 18414827 in words is "eighteen million, four hundred fourteen thousand, eight hundred twenty-seven".