389141911 has 2 divisors, whose sum is σ = 389141912. Its totient is φ = 389141910.

The previous prime is 389141891. The next prime is 389141933. The reversal of 389141911 is 119141983.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 389141911 - 2¹⁵ = 389109143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (389141971) 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, 194570955 + 194570956.

It is an arithmetic number, because the mean of its divisors is an integer number (194570956).

Almost surely, 2^389141911 is an apocalyptic number.

389141911 is a deficient number, since it is larger than the sum of its proper divisors (1).

389141911 is an equidigital number, since it uses as much as digits as its factorization.

389141911 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 37.

The square root of 389141911 is about 19726.6801819262. The cubic root of 389141911 is about 730.0781244968.

The spelling of 389141911 in words is "three hundred eighty-nine million, one hundred forty-one thousand, nine hundred eleven".