200427811 has 2 divisors, whose sum is σ = 200427812. Its totient is φ = 200427810.

The previous prime is 200427809. The next prime is 200427823. The reversal of 200427811 is 118724002.

It is a happy number.

200427811 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200427811 - 2¹ = 200427809 is a prime.

Together with 200427809, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (200427011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100213905 + 100213906.

It is an arithmetic number, because the mean of its divisors is an integer number (100213906).

Almost surely, 2^200427811 is an apocalyptic number.

200427811 is a deficient number, since it is larger than the sum of its proper divisors (1).

200427811 is an equidigital number, since it uses as much as digits as its factorization.

200427811 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 896, while the sum is 25.

The square root of 200427811 is about 14157.2529468114. The cubic root of 200427811 is about 585.2202263350.

The spelling of 200427811 in words is "two hundred million, four hundred twenty-seven thousand, eight hundred eleven".