420883711 has 2 divisors, whose sum is σ = 420883712. Its totient is φ = 420883710.

The previous prime is 420883709. The next prime is 420883777. The reversal of 420883711 is 117388024.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 420883711 - 2¹ = 420883709 is a prime.

Together with 420883709, it forms a pair of twin primes.

It is equal to p_22389037 and since 420883711 and 22389037 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 (420880711) 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, 210441855 + 210441856.

It is an arithmetic number, because the mean of its divisors is an integer number (210441856).

Almost surely, 2^420883711 is an apocalyptic number.

420883711 is a deficient number, since it is larger than the sum of its proper divisors (1).

420883711 is an equidigital number, since it uses as much as digits as its factorization.

420883711 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 420883711 is about 20515.4505434319. The cubic root of 420883711 is about 749.4121087804.

The spelling of 420883711 in words is "four hundred twenty million, eight hundred eighty-three thousand, seven hundred eleven".