189114383869 has 2 divisors, whose sum is σ = 189114383870. Its totient is φ = 189114383868.

The previous prime is 189114383851. The next prime is 189114383903. The reversal of 189114383869 is 968383411981.

189114383869 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 can be written as a sum of positive squares in only one way, i.e., 126691859844 + 62422524025 = 355938^2 + 249845^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-189114383869 is a prime.

It is a super-2 number, since 2×189114383869² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (189114383849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94557191934 + 94557191935.

It is an arithmetic number, because the mean of its divisors is an integer number (94557191935).

Almost surely, 2^189114383869 is an apocalyptic number.

It is an amenable number.

189114383869 is a deficient number, since it is larger than the sum of its proper divisors (1).

189114383869 is an equidigital number, since it uses as much as digits as its factorization.

189114383869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8957952, while the sum is 61.

The spelling of 189114383869 in words is "one hundred eighty-nine billion, one hundred fourteen million, three hundred eighty-three thousand, eight hundred sixty-nine".