208114427 has 2 divisors, whose sum is σ = 208114428. Its totient is φ = 208114426.

The previous prime is 208114421. The next prime is 208114457. The reversal of 208114427 is 724411802.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 208114427 - 2²⁰ = 207065851 is a prime.

It is a super-2 number, since 2×208114427² = 86623229451076658, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 208114427.

It is not a weakly prime, because it can be changed into another prime (208114421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 104057213 + 104057214.

It is an arithmetic number, because the mean of its divisors is an integer number (104057214).

Almost surely, 2^208114427 is an apocalyptic number.

208114427 is a deficient number, since it is larger than the sum of its proper divisors (1).

208114427 is an equidigital number, since it uses as much as digits as its factorization.

208114427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3584, while the sum is 29.

The square root of 208114427 is about 14426.1715988685. The cubic root of 208114427 is about 592.6078442564.

The spelling of 208114427 in words is "two hundred eight million, one hundred fourteen thousand, four hundred twenty-seven".