389110143991 has 2 divisors, whose sum is σ = 389110143992. Its totient is φ = 389110143990.

The previous prime is 389110143943. The next prime is 389110144037. The reversal of 389110143991 is 199341011983.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 389110143991 - 2²⁹ = 388573273079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (389110143941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 194555071995 + 194555071996.

It is an arithmetic number, because the mean of its divisors is an integer number (194555071996).

Almost surely, 2^389110143991 is an apocalyptic number.

389110143991 is a deficient number, since it is larger than the sum of its proper divisors (1).

389110143991 is an equidigital number, since it uses as much as digits as its factorization.

389110143991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 209952, while the sum is 49.

The spelling of 389110143991 in words is "three hundred eighty-nine billion, one hundred ten million, one hundred forty-three thousand, nine hundred ninety-one".