189112707863 has 2 divisors, whose sum is σ = 189112707864. Its totient is φ = 189112707862.

The previous prime is 189112707781. The next prime is 189112707913. The reversal of 189112707863 is 368707211981.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 189112707863 - 2¹⁸ = 189112445719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (189112701863) 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, 94556353931 + 94556353932.

It is an arithmetic number, because the mean of its divisors is an integer number (94556353932).

Almost surely, 2^189112707863 is an apocalyptic number.

189112707863 is a deficient number, since it is larger than the sum of its proper divisors (1).

189112707863 is an equidigital number, since it uses as much as digits as its factorization.

189112707863 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1016064, while the sum is 53.

The spelling of 189112707863 in words is "one hundred eighty-nine billion, one hundred twelve million, seven hundred seven thousand, eight hundred sixty-three".